Sunday 20 July 2014

Two trains, each 100 m long, moving in opposite directions, cross each other in 8 seconds. If one is moving twice as fast the other, then the speed of the faster train is:

Two trains, each 100 m long, moving in opposite directions, cross each other in 8 seconds. If one is moving twice as fast the other, then the speed of the faster train is:

Options:
A.     30 km/hr    B.     45 km/hr
C.     60 km/hr    D.     75 km/hr



Answer:  C

Explanation: 

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