GENPACT Company

Two trains each 100 m long moving in opposite direction ,cross each other in 8 seconds.If one is moving twice as fast as other,then the speed of the faster train is
a)30 kmph b)45 kmph c)60 kmph d)75 kmph

Read Solution (Total 1)

let speed be x
relative speed = 2x+x
= 3x
3x=200/8
x=50/3

ans c)60kmph
5 years agoHelpfull: Yes(0) No(0)

GENPACT Other Question

A train running at a speed of 60 kmph crosses a pole in 9 seconds.What is the length of the train?
a)120 m b)180 m c)cannot be determined d)none of these A train 150 m long passes a km stone in 15 seconds and another train of the same length travelling in opposite direction in 8 seconds.The speed of the second train is
a)60 kmph b)66 kmph c)72 kmph d)99 kmph