Two trains are moving in the same direction at 72 kmph and 36 kmph. The faster train crosses a man in the slower train in 27 seconds. Find the length of the faster train? Choose the correct choice
A) 270 m
B) 280 m
C) 279 m
D) 282 m
E) 279 m
Relative speed = (72 - 36) * 5/18 = 2 * 5= 
<gadget id="calculator">2 * 5</gadget>
<output>10</output>
10 mps.   Distance covered in 27 sec= 27 * 10= 
<gadget id="calculator">27 * 10</gadget>
<output>270</output>
270 m.   The length of the faster train= 270 m.   270 mnswer: 270 m
<result>A</result>
Two trains are moving in the same direction at 72 kmph and 36 kmph. The faster train crosses a man in the slower train in 27 seconds. Find the length of the faster train?