Learn 2 Sucsses

Problems on Trains - General Questions

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<span class="ib-gray" style="box-sizing: border-box; color: grey; margin: 0px;"> </span>Problems on Trains -</h3>
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 General Questions</h3>
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<span class="ib-gray" style="box-sizing: border-box; color: grey; margin: 0px;">Exercise :l</span></h3>
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<tr style="box-sizing: border-box; margin: 0px;"><td align="left" class="bix-td-qno" rowspan="2" style="box-sizing: border-box; font-size: 14px; line-height: 1.7; margin: 0px; width: 25px;" valign="top"><b>1. </b></td><td class="bix-td-qtxt" style="box-sizing: border-box; font-size: 14px; margin: 0px;" valign="top"><div style="box-sizing: border-box; line-height: 1.7;">
<b>A train running at the speed of 60 km/hr crosses a pole in 9 seconds. What is the length of the train?</b></div>
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<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-miscell" style="box-sizing: border-box; font-size: 14px; margin: 0px;" valign="top"><table border="0" cellpadding="0" cellspacing="0" class="bix-tbl-options" id="tblOption_454" style="box-sizing: border-box; margin: 0px; width: 100%px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_A_454" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_A_454" style="box-sizing: border-box; color: #0077cc; margin: 0px;"><b>A.</b></a></td><td class="bix-td-option" id="tdOptionDt_A_454" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>120 metres</b></td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_B_454" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_B_454" style="box-sizing: border-box; color: #0077cc; margin: 0px;"><b>B.</b></a></td><td class="bix-td-option" id="tdOptionDt_B_454" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>180 metres</b></td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_C_454" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_C_454" style="box-sizing: border-box; color: #0077cc; margin: 0px;"><b>C.</b></a></td><td class="bix-td-option" id="tdOptionDt_C_454" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>324 metres</b></td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_D_454" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_D_454" style="box-sizing: border-box; color: #0077cc; margin: 0px;"><b>D.</b></a></td><td class="bix-td-option" id="tdOptionDt_D_454" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>150 metres</b></td></tr>
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<b><span class="mx-green mx-bold" style="box-sizing: border-box; color: #5eac1a; margin: 0px;">Answer:</span> Option <span class="jq-hdnakqb mx-bold" style="box-sizing: border-box; margin: 0px;">D</span></b></div>
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<span class="mx-green mx-bold" style="box-sizing: border-box; color: #5eac1a; margin: 0px;"><b>Explanation:</b></span></div>
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<tr align="center" class="ga-tr-divident" style="box-sizing: border-box; margin: 0px; white-space: nowrap;"><td class="ga-td-line-rpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-right: 7px; vertical-align: middle;"><b>Speed=</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-oparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /></b></td><td class="ga-td-line-rpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-right: 7px; vertical-align: middle;"><b>60 x</b></td><td class="ga-td-divident" style="border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 1px; box-sizing: border-box; font-size: 14px; margin: 0px; padding-bottom: 2px; vertical-align: bottom;"><b>5</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-cparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" />m/sec</b></td><td class="ga-td-line-lrpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-left: 7px; padding-right: 7px; vertical-align: middle;"><b>=</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-oparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /></b></td><td class="ga-td-divident" style="border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 1px; box-sizing: border-box; font-size: 14px; margin: 0px; padding-bottom: 2px; vertical-align: bottom;"><b>50</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-cparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" />m/sec.</b></td></tr>
<tr align="center" class="ga-tr-divisor" style="box-sizing: border-box; margin: 0px;"><td class="ga-td-divisor" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-top: 2px; vertical-align: top;"><b>18</b></td><td class="ga-td-divisor" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-top: 2px; vertical-align: top;"><b>3</b></td></tr>
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<b>Length of the train = (Speed x Time).</b></div>
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<tr align="center" class="ga-tr-divident" style="box-sizing: border-box; margin: 0px; white-space: nowrap;"><td class="ga-td-line-rpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-right: 7px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-tfr.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /> Length of the train =</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-oparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /></b></td><td class="ga-td-divident" style="border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 1px; box-sizing: border-box; font-size: 14px; margin: 0px; padding-bottom: 2px; vertical-align: bottom;"><b>50</b></td><td class="ga-td-line-lpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-left: 7px; vertical-align: middle;"><b>x 9</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-cparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" />m = 150 m.</b></td></tr>
<tr align="center" class="ga-tr-divisor" style="box-sizing: border-box; margin: 0px;"><td class="ga-td-divisor" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-top: 2px; vertical-align: top;"><b>3</b></td></tr>
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<tr style="box-sizing: border-box; margin: 0px;"><td align="left" class="bix-td-qno" rowspan="2" style="box-sizing: border-box; font-size: 14px; line-height: 1.7; margin: 0px; width: 25px;" valign="top"><b>2. </b></td><td class="bix-td-qtxt" style="box-sizing: border-box; font-size: 14px; margin: 0px;" valign="top"><div style="box-sizing: border-box; line-height: 1.7;">
<b>A train 125 m long passes a man, running at 5 km/hr in the same direction in which the train is going, in 10 seconds. The speed of the train is:</b></div>
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<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-miscell" style="box-sizing: border-box; font-size: 14px; margin: 0px;" valign="top"><table border="0" cellpadding="0" cellspacing="0" class="bix-tbl-options" id="tblOption_463" style="box-sizing: border-box; margin: 0px; width: 100%px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_A_463" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_A_463" style="box-sizing: border-box; color: #0077cc; margin: 0px;"><b>A.</b></a></td><td class="bix-td-option" id="tdOptionDt_A_463" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>45 km/hr</b></td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_B_463" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_B_463" style="box-sizing: border-box; color: #0077cc; margin: 0px;"><b>B.</b></a></td><td class="bix-td-option" id="tdOptionDt_B_463" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>50 km/hr</b></td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_C_463" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_C_463" style="box-sizing: border-box; color: #0077cc; margin: 0px;"><b>C.</b></a></td><td class="bix-td-option" id="tdOptionDt_C_463" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>54 km/hr</b></td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_D_463" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_D_463" style="box-sizing: border-box; color: #0077cc; margin: 0px;"><b>D.</b></a></td><td class="bix-td-option" id="tdOptionDt_D_463" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>55 km/hr</b></td></tr>
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<b><span class="mx-green mx-bold" style="box-sizing: border-box; color: #5eac1a; margin: 0px;">Answer:</span> Option <span class="jq-hdnakqb mx-bold" style="box-sizing: border-box; margin: 0px;">B</span></b></div>
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<span class="mx-green mx-bold" style="box-sizing: border-box; color: #5eac1a; margin: 0px;"><b>Explanation:</b></span></div>
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<table cellpadding="0" cellspacing="0" class="ga-tbl-answer" style="box-sizing: border-box; margin: 0px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr align="center" class="ga-tr-divident" style="box-sizing: border-box; margin: 0px; white-space: nowrap;"><td class="ga-td-line-rpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-right: 7px; vertical-align: middle;"><b>Speed of the train relative to man =</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-oparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /></b></td><td class="ga-td-divident" style="border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 1px; box-sizing: border-box; font-size: 14px; margin: 0px; padding-bottom: 2px; vertical-align: bottom;"><b>125</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-cparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" />m/sec</b></td></tr>
<tr align="center" class="ga-tr-divisor" style="box-sizing: border-box; margin: 0px;"><td class="ga-td-divisor" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-top: 2px; vertical-align: top;"><b>10</b></td></tr>
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<table cellpadding="0" cellspacing="0" class="ga-tbl-answer" style="box-sizing: border-box; margin: 0px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr align="center" class="ga-tr-divident" style="box-sizing: border-box; margin: 0px; white-space: nowrap;"><td class="ga-td-line-rpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-right: 7px; vertical-align: middle;"><b>   =</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-oparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /></b></td><td class="ga-td-divident" style="border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 1px; box-sizing: border-box; font-size: 14px; margin: 0px; padding-bottom: 2px; vertical-align: bottom;"><b>25</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-cparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" />m/sec.</b></td></tr>
<tr align="center" class="ga-tr-divisor" style="box-sizing: border-box; margin: 0px;"><td class="ga-td-divisor" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-top: 2px; vertical-align: top;"><b>2</b></td></tr>
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<table cellpadding="0" cellspacing="0" class="ga-tbl-answer" style="box-sizing: border-box; margin: 0px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr align="center" class="ga-tr-divident" style="box-sizing: border-box; margin: 0px; white-space: nowrap;"><td class="ga-td-line-rpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-right: 7px; vertical-align: middle;"><b>   =</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-oparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /></b></td><td class="ga-td-divident" style="border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 1px; box-sizing: border-box; font-size: 14px; margin: 0px; padding-bottom: 2px; vertical-align: bottom;"><b>25</b></td><td class="ga-td-line-lrpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-left: 7px; padding-right: 7px; vertical-align: middle;"><b>x</b></td><td class="ga-td-divident" style="border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 1px; box-sizing: border-box; font-size: 14px; margin: 0px; padding-bottom: 2px; vertical-align: bottom;"><b>18</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-cparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" />km/hr</b></td></tr>
<tr align="center" class="ga-tr-divisor" style="box-sizing: border-box; margin: 0px;"><td class="ga-td-divisor" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-top: 2px; vertical-align: top;"><b>2</b></td><td class="ga-td-divisor" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-top: 2px; vertical-align: top;"><b>5</b></td></tr>
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<b>   = 45 km/hr.</b></div>
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<b>Let the speed of the train be <i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i> km/hr. Then, relative speed = (<i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i> - 5) km/hr.</b></div>
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<b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-tfr.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /> <i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i> - 5 = 45     <img src="https://www.indiabix.com/_files/images/aptitude/1-sym-imp.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" />     <i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i> = 50 km/hr.</b></div>
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</div>
<hr style="background-color: #d4d4d4; border-width: 0px; box-sizing: border-box; clear: both; color: #dddddd; font-family: arial; font-size: 14px; height: 1px; margin: 10px 0px;" />
<div class="bix-div-container" style="background-color: white; box-sizing: border-box; font-family: arial; font-size: 14px; margin: 0px; padding-bottom: 10px; padding-top: 10px; width: 340px;">
<table border="0" cellpadding="0" cellspacing="0" class="bix-tbl-container" style="box-sizing: border-box; margin: 0px; width: 100%px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr style="box-sizing: border-box; margin: 0px;"><td align="left" class="bix-td-qno" rowspan="2" style="box-sizing: border-box; font-size: 14px; line-height: 1.7; margin: 0px; width: 25px;" valign="top"><b>3. </b></td><td class="bix-td-qtxt" style="box-sizing: border-box; font-size: 14px; margin: 0px;" valign="top"><div style="box-sizing: border-box; line-height: 1.7;">
<b>The length of the bridge, which a train 130 metres long and travelling at 45 km/hr can cross in 30 seconds, is:</b></div>
</td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-miscell" style="box-sizing: border-box; font-size: 14px; margin: 0px;" valign="top"><table border="0" cellpadding="0" cellspacing="0" class="bix-tbl-options" id="tblOption_456" style="box-sizing: border-box; margin: 0px; width: 100%px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_A_456" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_A_456" style="box-sizing: border-box; color: #0077cc; margin: 0px;"><b>A.</b></a></td><td class="bix-td-option" id="tdOptionDt_A_456" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>200 m</b></td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_B_456" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_B_456" style="box-sizing: border-box; color: #0077cc; margin: 0px;"><b>B.</b></a></td><td class="bix-td-option" id="tdOptionDt_B_456" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>225 m</b></td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_C_456" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_C_456" style="box-sizing: border-box; color: #0077cc; margin: 0px;"><b>C.</b></a></td><td class="bix-td-option" id="tdOptionDt_C_456" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>245 m</b></td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_D_456" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_D_456" style="box-sizing: border-box; color: #0077cc; margin: 0px;"><b>D.</b></a></td><td class="bix-td-option" id="tdOptionDt_D_456" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>250 m</b></td></tr>
</tbody></table>
<div class="bix-div-answer mx-none" id="divAnswer_456" style="box-sizing: border-box; margin: 0px; padding-top: 10px;">
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<b><span class="mx-green mx-bold" style="box-sizing: border-box; color: #5eac1a; margin: 0px;">Answer:</span> Option <span class="jq-hdnakqb mx-bold" style="box-sizing: border-box; margin: 0px;">C</span></b></div>
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<span class="mx-green mx-bold" style="box-sizing: border-box; color: #5eac1a; margin: 0px;"><b>Explanation:</b></span></div>
<div class="bix-ans-description" style="box-sizing: border-box; line-height: 1.7; margin: 0px;">
<table cellpadding="0" cellspacing="0" class="ga-tbl-answer" style="box-sizing: border-box; margin: 0px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr align="center" class="ga-tr-divident" style="box-sizing: border-box; margin: 0px; white-space: nowrap;"><td class="ga-td-line-rpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-right: 7px; vertical-align: middle;"><b>Speed =</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-oparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /></b></td><td class="ga-td-line-rpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-right: 7px; vertical-align: middle;"><b>45 x</b></td><td class="ga-td-divident" style="border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 1px; box-sizing: border-box; font-size: 14px; margin: 0px; padding-bottom: 2px; vertical-align: bottom;"><b>5</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-cparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" />m/sec</b></td><td class="ga-td-line-lrpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-left: 7px; padding-right: 7px; vertical-align: middle;"><b>=</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-oparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /></b></td><td class="ga-td-divident" style="border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 1px; box-sizing: border-box; font-size: 14px; margin: 0px; padding-bottom: 2px; vertical-align: bottom;"><b>25</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-cparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" />m/sec.</b></td></tr>
<tr align="center" class="ga-tr-divisor" style="box-sizing: border-box; margin: 0px;"><td class="ga-td-divisor" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-top: 2px; vertical-align: top;"><b>18</b></td><td class="ga-td-divisor" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-top: 2px; vertical-align: top;"><b>2</b></td></tr>
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<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<b>Time = 30 sec.</b></div>
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<b>Let the length of bridge be <i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i> metres.</b></div>
<table cellpadding="0" cellspacing="0" class="ga-tbl-answer" style="box-sizing: border-box; margin: 0px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr align="center" class="ga-tr-divident" style="box-sizing: border-box; margin: 0px; white-space: nowrap;"><td class="ga-td-line-rpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-right: 7px; vertical-align: middle;"><b>Then,</b></td><td class="ga-td-divident" style="border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 1px; box-sizing: border-box; font-size: 14px; margin: 0px; padding-bottom: 2px; vertical-align: bottom;"><b>130 + <i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i></b></td><td class="ga-td-line-lrpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-left: 7px; padding-right: 7px; vertical-align: middle;"><b>=</b></td><td class="ga-td-divident" style="border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 1px; box-sizing: border-box; font-size: 14px; margin: 0px; padding-bottom: 2px; vertical-align: bottom;"><b>25</b></td></tr>
<tr align="center" class="ga-tr-divisor" style="box-sizing: border-box; margin: 0px;"><td class="ga-td-divisor" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-top: 2px; vertical-align: top;"><b>30</b></td><td class="ga-td-divisor" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-top: 2px; vertical-align: top;"><b>2</b></td></tr>
</tbody></table>
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-imp.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /> 2(130 + <i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i>) = 750</b></div>
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-imp.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /> <i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i> = 245 m.</b></div>
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<b><br /></b></td></tr>
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<hr style="background-color: #d4d4d4; border-width: 0px; box-sizing: border-box; clear: both; color: #dddddd; font-family: arial; font-size: 14px; height: 1px; margin: 10px 0px;" />
<div class="bix-div-container" style="background-color: white; box-sizing: border-box; font-family: arial; font-size: 14px; margin: 0px; padding-bottom: 10px; padding-top: 10px; width: 340px;">
<table border="0" cellpadding="0" cellspacing="0" class="bix-tbl-container" style="box-sizing: border-box; margin: 0px; width: 100%px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr style="box-sizing: border-box; margin: 0px;"><td align="left" class="bix-td-qno" rowspan="2" style="box-sizing: border-box; font-size: 14px; line-height: 1.7; margin: 0px; width: 25px;" valign="top"><b>4. </b></td><td class="bix-td-qtxt" style="box-sizing: border-box; font-size: 14px; margin: 0px;" valign="top"><div style="box-sizing: border-box; line-height: 1.7;">
<b>Two trains running in opposite directions cross a man standing on the platform in 27 seconds and 17 seconds respectively and they cross each other in 23 seconds. The ratio of their speeds is:</b></div>
</td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-miscell" style="box-sizing: border-box; font-size: 14px; margin: 0px;" valign="top"><table border="0" cellpadding="0" cellspacing="0" class="bix-tbl-options" id="tblOption_467" style="box-sizing: border-box; margin: 0px; width: 100%px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_A_467" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_A_467" style="box-sizing: border-box; color: #0077cc; margin: 0px;"><b>A.</b></a></td><td class="bix-td-option" id="tdOptionDt_A_467" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>1 : 3</b></td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_B_467" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_B_467" style="box-sizing: border-box; color: #0077cc; margin: 0px;"><b>B.</b></a></td><td class="bix-td-option" id="tdOptionDt_B_467" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>3 : 2</b></td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_C_467" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_C_467" style="box-sizing: border-box; color: #0077cc; margin: 0px;"><b>C.</b></a></td><td class="bix-td-option" id="tdOptionDt_C_467" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>3 : 4</b></td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_D_467" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_D_467" style="box-sizing: border-box; color: #0077cc; margin: 0px;"><b>D.</b></a></td><td class="bix-td-option" id="tdOptionDt_D_467" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>None of these</b></td></tr>
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<div class="bix-div-answer mx-none" id="divAnswer_467" style="box-sizing: border-box; margin: 0px; padding-top: 10px;">
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<b><span class="mx-green mx-bold" style="box-sizing: border-box; color: #5eac1a; margin: 0px;">Answer:</span> Option <span class="jq-hdnakqb mx-bold" style="box-sizing: border-box; margin: 0px;">B</span></b></div>
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<span class="mx-green mx-bold" style="box-sizing: border-box; color: #5eac1a; margin: 0px;"><b>Explanation:</b></span></div>
<div class="bix-ans-description" style="box-sizing: border-box; line-height: 1.7; margin: 0px;">
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<b>Let the speeds of the two trains be <i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i> m/sec and y m/sec respectively.</b></div>
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<b>Then, length of the first train = 27<i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i> metres,</b></div>
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<b>and length of the second train = 17<i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">y</i> metres.</b></div>
<table cellpadding="0" cellspacing="0" class="ga-tbl-answer" style="box-sizing: border-box; margin: 0px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr align="center" class="ga-tr-divident" style="box-sizing: border-box; margin: 0px; white-space: nowrap;"><td class="ga-td-line-rpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-right: 7px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-tfr.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /></b></td><td class="ga-td-divident" style="border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 1px; box-sizing: border-box; font-size: 14px; margin: 0px; padding-bottom: 2px; vertical-align: bottom;"><b>27<i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i> + 17<i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">y</i></b></td><td class="ga-td-line-lrpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-left: 7px; padding-right: 7px; vertical-align: middle;"><b>= 23</b></td></tr>
<tr align="center" class="ga-tr-divisor" style="box-sizing: border-box; margin: 0px;"><td class="ga-td-divisor" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-top: 2px; vertical-align: top;"><b><i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i>+ <i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">y</i></b></td></tr>
</tbody></table>
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-imp.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /> 27<i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i> + 17<i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">y</i> = 23<i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i> + 23<i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">y</i></b></div>
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-imp.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /> 4<i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i> = 6<i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">y</i></b></div>
<table cellpadding="0" cellspacing="0" class="ga-tbl-answer" style="box-sizing: border-box; margin: 0px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr align="center" class="ga-tr-divident" style="box-sizing: border-box; margin: 0px; white-space: nowrap;"><td class="ga-td-line-rpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-right: 7px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-imp.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /></b></td><td class="ga-td-divident" style="border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 1px; box-sizing: border-box; font-size: 14px; margin: 0px; padding-bottom: 2px; vertical-align: bottom;"><i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;"><b>x</b></i></td><td class="ga-td-line-lrpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-left: 7px; padding-right: 7px; vertical-align: middle;"><b>=</b></td><td class="ga-td-divident" style="border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 1px; box-sizing: border-box; font-size: 14px; margin: 0px; padding-bottom: 2px; vertical-align: bottom;"><b>3</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b>.</b></td></tr>
<tr align="center" class="ga-tr-divisor" style="box-sizing: border-box; margin: 0px;"><td class="ga-td-divisor" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-top: 2px; vertical-align: top;"><i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;"><b>y</b></i></td><td class="ga-td-divisor" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-top: 2px; vertical-align: top;"><b>2</b></td></tr>
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<b><br /></b></td></tr>
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<hr style="background-color: #d4d4d4; border-width: 0px; box-sizing: border-box; clear: both; color: #dddddd; font-family: arial; font-size: 14px; height: 1px; margin: 10px 0px;" />
<div class="bix-div-container" style="background-color: white; box-sizing: border-box; font-family: arial; font-size: 14px; margin: 0px; padding-bottom: 10px; padding-top: 10px; width: 340px;">
<table border="0" cellpadding="0" cellspacing="0" class="bix-tbl-container" style="box-sizing: border-box; margin: 0px; width: 100%px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr style="box-sizing: border-box; margin: 0px;"><td align="left" class="bix-td-qno" rowspan="2" style="box-sizing: border-box; font-size: 14px; line-height: 1.7; margin: 0px; width: 25px;" valign="top"><b>5. </b></td><td class="bix-td-qtxt" style="box-sizing: border-box; font-size: 14px; margin: 0px;" valign="top"><div style="box-sizing: border-box; line-height: 1.7;">
<b>A train passes a station platform in 36 seconds and a man standing on the platform in 20 seconds. If the speed of the train is 54 km/hr, what is the length of the platform?</b></div>
</td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-miscell" style="box-sizing: border-box; font-size: 14px; margin: 0px;" valign="top"><table border="0" cellpadding="0" cellspacing="0" class="bix-tbl-options" id="tblOption_458" style="box-sizing: border-box; margin: 0px; width: 100%px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_A_458" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_A_458" style="box-sizing: border-box; color: #0077cc; font-weight: 700; margin: 0px;">A.</a></td><td class="bix-td-option" id="tdOptionDt_A_458" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>120 m</b></td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_B_458" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_B_458" style="box-sizing: border-box; color: #0077cc; font-weight: 700; margin: 0px;">B.</a></td><td class="bix-td-option" id="tdOptionDt_B_458" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>240 m</b></td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_C_458" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_C_458" style="box-sizing: border-box; color: #0077cc; font-weight: 700; margin: 0px;">C.</a></td><td class="bix-td-option" id="tdOptionDt_C_458" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>300 m</b></td></tr>
<tr style="box-sizing: border-box; margin: 0px;"><td class="bix-td-option" id="tdOptionNo_D_458" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="1%"><a href="https://www.blogger.com/null" id="lnkOptionLink_D_458" style="box-sizing: border-box; color: #0077cc; font-weight: 700; margin: 0px;">D.</a></td><td class="bix-td-option" id="tdOptionDt_D_458" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding: 7px; vertical-align: middle;" width="99%"><b>None of these</b></td></tr>
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<div class="bix-div-answer mx-none" id="divAnswer_458" style="box-sizing: border-box; margin: 0px; padding-top: 10px;">
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<b><span class="mx-green mx-bold" style="box-sizing: border-box; color: #5eac1a; margin: 0px;">Answer:</span> Option <span class="jq-hdnakqb mx-bold" style="box-sizing: border-box; margin: 0px;">B</span></b></div>
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<span class="mx-green mx-bold" style="box-sizing: border-box; color: #5eac1a; font-weight: 700; margin: 0px;">Explanation:</span></div>
<div class="bix-ans-description" style="box-sizing: border-box; line-height: 1.7; margin: 0px;">
<table cellpadding="0" cellspacing="0" class="ga-tbl-answer" style="box-sizing: border-box; margin: 0px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr align="center" class="ga-tr-divident" style="box-sizing: border-box; margin: 0px; white-space: nowrap;"><td class="ga-td-line-rpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-right: 7px; vertical-align: middle;"><b>Speed =</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-oparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /></b></td><td class="ga-td-line-rpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-right: 7px; vertical-align: middle;"><b>54 x</b></td><td class="ga-td-divident" style="border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 1px; box-sizing: border-box; font-size: 14px; margin: 0px; padding-bottom: 2px; vertical-align: bottom;"><b>5</b></td><td class="ga-td-line" rowspan="2" style="box-sizing: border-box; font-size: 14px; height: auto; margin: 0px; padding: 0px; vertical-align: middle;"><b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-cparen-h1.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" />m/sec = 15 m/sec.</b></td></tr>
<tr align="center" class="ga-tr-divisor" style="box-sizing: border-box; margin: 0px;"><td class="ga-td-divisor" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-top: 2px; vertical-align: top;"><b>18</b></td></tr>
</tbody></table>
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<b>Length of the train = (15 x 20)m = 300 m.</b></div>
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<b>Let the length of the platform be <i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i> metres.</b></div>
<table cellpadding="0" cellspacing="0" class="ga-tbl-answer" style="box-sizing: border-box; margin: 0px;"><tbody style="box-sizing: border-box; margin: 0px;">
<tr align="center" class="ga-tr-divident" style="box-sizing: border-box; margin: 0px; white-space: nowrap;"><td class="ga-td-line-rpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-right: 7px; vertical-align: middle;"><b>Then,</b></td><td class="ga-td-divident" style="border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 1px; box-sizing: border-box; font-size: 14px; margin: 0px; padding-bottom: 2px; vertical-align: bottom;"><b><i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i> + 300</b></td><td class="ga-td-line-lrpad" rowspan="2" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-left: 7px; padding-right: 7px; vertical-align: middle;"><b>= 15</b></td></tr>
<tr align="center" class="ga-tr-divisor" style="box-sizing: border-box; margin: 0px;"><td class="ga-td-divisor" style="box-sizing: border-box; font-size: 14px; margin: 0px; padding-top: 2px; vertical-align: top;"><b>36</b></td></tr>
</tbody></table>
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-imp.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /> <i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i> + 300 = 540</b></div>
<div style="box-sizing: border-box; line-height: 1.7; margin-bottom: 10px; margin-top: 10px;">
<b><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-imp.gif" style="border: 0px; box-sizing: border-box; margin: 0px; outline: 0px; vertical-align: middle;" /> <i class="ga-var" style="box-sizing: border-box; margin: 0px 1px;">x</i> = 240 m.</b></div>
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Problems on Trains - General Questions

Problems on Trains - General Questions Exercise :l 1. A train running at the speed of 60 km/hr crosses a pole in 9 second...

11:26 AM

HTML - Getting Started

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<b><span style="color: #bd0100;">HTML - Getting Started</span></b></div>
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<span style="color: #c22800;"><b>What Do You Need?</b></span></div>
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<span style="color: #c22800;"><b><br></b></span></div>
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<span style="color: #094e00;">You don't need any tools to learn HTML  </span><br>
<span style="color: #094e00;">You don't need any HTML editorYou don't need a web serverYou don't need a web site</span></div>
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<span style="color: #094e00;"><br></span></div>
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<b><span style="color: #c60100;">Editing HTML</span></b></div>
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<b><span style="color: #c60100;"><br></span></b></div>
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<span style="color: #094e00;">In this tutorial we use a plain text editor (like Notepad) to edit HTML. We believe this is the best way to learn HTML.</span></div>
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<span style="color: #094e00;">However, professional web developers often prefer HTML editors like FrontPage or Dreamweaver, instead of writing plain text.</span><br>
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<span style="color: #094e00;"><br></span></div>
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<b><span style="color: #b91b00;">Creating Your Own Test Web</span></b></div>
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<b><span style="color: #b91b00;"><br></span></b></div>
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<span style="color: #094e00;"><b>If you just want to learn HTML, skip the rest of this chapter.</b></span></div>
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<span style="color: #094e00;">If you want to create a test web on your own computer, just copy the 3 files below to your desktop.</span></div>
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<span style="color: #094e00;">(Right click on each link, and select "save target as" or "save link as")</span></div>
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<span style="color: #094e00;">After you have copied the files, you can double-click on the file called "mainpage.htm" and see your first web site in action.</span></div>
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<span style="color: #094e00;"><br></span></div>
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<b><span style="color: #ce0900;">Use Your Test Web For Learning</span></b></div>
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<b><span style="color: #ce0900;"><br></span></b></div>
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<span style="color: #094e00;">We suggest you experiment with everything you learn at W3Schools by editing your web files with a text editor (like Notepad).</span></div>
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<span style="color: #094e00;"><b>Note: </b></span><span style="color: #094e00;">If your first web site contains HTML markup tags you have not learned yet, don't panic. You will learn much more HTML in the next chapters.</span></div>
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<span style="color: #094e00;"><br></span></div>
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<b><span style="color: #da0e00;">HTM or HTML Extension?</span></b></div>
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<b><span style="color: #da0e00;"><br></span></b></div>
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<span style="color: #094e00;">When you save an HTML file, you can use either the .htm or the .html extension. We use .htm in our examples. It is a habit from the past, when the software only allowed three letters in file extensions.</span></div>
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<span style="color: #094e00;"><br></span></div>
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<span style="color: #094e00;"></span><br>
</div></div>

HTML - Getting Started

HTML - Getting Started What Do You Need? You don't need any tools to learn HTML You don't need any HTML editorYou don...

9:42 AM

Introduction to HTML

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<b><span style="color: #bd0100;">Introduction to HTML</span></b></div>
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<div class="separator" style="clear: both; text-align: center;">
<br></div>
<div class="separator" style="clear: both; text-align: center;">
<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEht5gc2BqAX3MLD8RQO8QGmfDD6oWWcUfws_13t4I1oHUsMP2FFcHVyB978NoxIJBd2jHEOXnf8ErjQMAJXQUgirGgcw_GBsNHJLxx15PM27ZjhaqwzZ-UBw6HhYqS7AwGyWxm9p2pZE5w/s1600/20180212_225456.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="900" data-original-width="1600" height="180" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEht5gc2BqAX3MLD8RQO8QGmfDD6oWWcUfws_13t4I1oHUsMP2FFcHVyB978NoxIJBd2jHEOXnf8ErjQMAJXQUgirGgcw_GBsNHJLxx15PM27ZjhaqwzZ-UBw6HhYqS7AwGyWxm9p2pZE5w/s320/20180212_225456.jpg" width="320"></a></div>
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<br></div>
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<b><span style="color: #dc0000;">What is HTML?</span></b></div>
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<b><span style="color: #dc0000;"><br></span></b></div>
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<span style="color: #1c5f00;">HTML is a language for describing web pages.</span></div>
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<span style="color: #1c5f00;">HTML stands for </span><span style="color: #1c5f00;"><b>H</b></span><span style="color: #1c5f00;">yper </span><span style="color: #1c5f00;"><b>T</b></span><span style="color: #1c5f00;">ext </span><span style="color: #1c5f00;"><b>M</b></span><span style="color: #1c5f00;">arkup</span><span style="color: #1c5f00;"><b>L</b></span><span style="color: #1c5f00;">anguageHTML is not a programming language, it is a</span><span style="color: #1c5f00;"><b>markup language</b></span><span style="color: #1c5f00;">A markup language is a set of </span><span style="color: #1c5f00;"><b>markup tags</b></span><span style="color: #1c5f00;">HTML uses </span><span style="color: #1c5f00;"><b>markup tags</b></span><span style="color: #1c5f00;"> to describe web pages</span></div>
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<span style="color: #1c5f00;"><br></span>
<br>
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<b><span style="color: #d21f00;">HTML Example</span></b></div>
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<b><span style="color: #d21f00;"><br></span></b></div>
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<span style="color: #1c5f00;"><html></span><br>
<span style="color: #1c5f00;"><body></span></div>
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<span style="color: #1c5f00;"><h1>My First Heading</h1></span></div>
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<span style="color: #1c5f00;"><p>My first paragraph.</p></span></div>
<span style="color: #1c5f00;"></span><br>
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<span style="color: #1c5f00;"></body></span><br>
<span style="color: #1c5f00;"></html></span><br>
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<b><span style="color: #c60100;">HTML Tags</span></b></div>
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<b><span style="color: #c60100;"><br></span></b></div>
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<span style="color: #1c5f00;">HTML markup tags are usually called HTML tags</span></div>
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<span style="color: #1c5f00;">HTML tags are keywords surrounded by</span><span style="color: #1c5f00;"><b>angle brackets </b></span><span style="color: #1c5f00;">like <html>HTML tags normally </span><span style="color: #1c5f00;"><b>come in pairs</b></span><span style="color: #1c5f00;"> like <b> and </b>The first tag in a pair is the </span><span style="color: #1c5f00;"><b>start tag,</b></span><span style="color: #1c5f00;"> the second tag is the </span><span style="color: #1c5f00;"><b>end tag</b></span><span style="color: #1c5f00;">Start and end tags are also called </span><span style="color: #1c5f00;"><b>opening tags</b></span><span style="color: #1c5f00;"> and </span><span style="color: #1c5f00;"><b>closing tags</b></span><span style="color: #1c5f00;">.</span></div>
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<span style="color: #1c5f00;"><br></span></div>
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<b><span style="color: #dc0000;">HTML Documents - Web Pages</span></b></div>
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<b><span style="color: #dc0000;"><br></span></b></div>
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<span style="color: #1c5f00;">HTML documents </span><span style="color: #1c5f00;"><b>describe web pages</b></span><span style="color: #1c5f00;">HTML documents </span><span style="color: #1c5f00;"><b>contain HTML tags</b></span><span style="color: #1c5f00;"> and plain textHTML documents are also </span><span style="color: #1c5f00;"><b>called web pages</b></span></div>
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<span style="color: #1c5f00;">The purpose of a web browsers (like Internet Explorer) is to read HTML documents and display them as web pages. The browser does not display the HTML tags, but uses the tags to interpret the content of the page:</span></div>
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<span style="color: #1c5f00;"><br></span></div>
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<span style="color: #1c5f00;"><html></span></div>
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<span style="color: #1c5f00;"><body></span></div>
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<span style="color: #1c5f00;"><h1>My First Heading</h1></span></div>
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<span style="color: #1c5f00;"><p>My first paragraph</p></span></div>
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<span style="color: #1c5f00;"></body></span></div>
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<span style="color: #1c5f00;"></html></span></div>
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<span style="color: #1c5f00;"><br></span></div>
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<b><span style="color: #dc0000;">Example Explained</span></b></div>
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<b><span style="color: #dc0000;"><br></span></b></div>
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<span style="color: #1c5f00;">The text between <html> and </html> describes the web pageThe text between <body> and </body> is the visible page contentThe text between <h1> and </h1> is displayed as a headingThe text between <p> and </p> is displayed as a paragraph</span></div>
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<span style="color: #1c5f00;"><br></span></div>
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<span style="color: #1c5f00;"></span><br>
</div></div>

Introduction to HTML

Introduction to HTML What is HTML? HTML is a language for describing web pages. HTML stands for H yper T ext M arkup ...

9:14 AM