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Discussion :: Problems on Trains

  1. A train passes a station platform in 36 seconds and a man standing on the platform in 20 seconds. If the speed of the train is 54 km/hr, what is the length of the platform?
    2. A.
    180 m
    B.
    200 m
    C.
    240 m
    D.
    320 m

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    Answer : Option C

    Explanation :

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

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

    Let the length of the platform be x meters. 

    Then, x + 300 / 36 = 15

    x + 300 = 540

    x = 240 m. 

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