A train 150 metres long is moving at a speed of 25 kmph. It will cross a man coming from the opposite direction at a speed of 2 km per hour in :  Choose the correct choice from the following choices:	A) 20 sec	B) 32 sec	C) 36 sec	D) 38 sec	E) 40 sec
Relative speed = (25+2) km/hr = 27 km/hr   = (27×5/18) m/sec = 15/2 m/sec.   Time taken by the train to pass the man =(150×2/15) sec=20 sec   20 secNSWER :20 sec
<result>A</result>
A train 150 metres long is moving at a speed of 25 kmph. It will cross a man coming from the opposite direction at a speed of 2 km per hour in :