Question

A train 110 metres long is running with a speed of 60 kmph. In what time will it pass a man who is running at 6 kmph in the direction opposite to that in which the train is going?
A.5 sec
B.6 sec
C. 7 sec
D.10 sec

Answer 1

Relative Speed = (60+6) KMPH = 66 KMPH
Distance =110 m= 0.11km
Time = distance / Speed = 0.11/66 = 1/600 hr 1/600*60*60 sec= 6 sec

Answer 2

it's option b. 6sec

Hope this helps...