In what time will a railway train 80 m long moving at the rate of 36 kmph pass a telegraph post on its way? Choices
A) 8 sec B) 1 sec C) 9 sec D) 6 sec E) 2 sec
T = 80/36 * 18/5= 
<gadget id="calculator">80/36 * 18/5</gadget>
<output>8</output>
8 sec   8 secnswer:8 sec
<result>A</result>
In what time will a railway train 80 m long moving at the rate of 36 kmph pass a telegraph post on its way?