GRE
Exam
Numerical Ability
Time Distance and Speed
A train travelling at 72kmph crosses a signal in 9 seconds what is the length of the train in meters
Read Solution (Total 1)
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- length of train = (speed of train)*(time taken to cross signal)
speed = 72 km/h = 72*5/18 = 20 m/s
time = 9 sec
so,length of train = 20 * 9 = 180 metres - 10 years agoHelpfull: Yes(0) No(0)
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