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Discussion :: Problems on Trains

  1. A train passes a station platform in 36 sec and a man standing on the platform in 20 sec. If the speed of the train is 54 km/hr. What is the length of the platform?
    2. A.
    120 m
    B.
    240 m
    C.
    300 m
    D.
    None of these

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    Answer : Option B

    Explanation :

    Speed = 54 * 5/18 = 15 m/sec.

    Length of the train = 15 * 20 = 300 m.

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