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  1. Two trains are moving in the same direction at 72 kmph and 36 kmph. The faster train crosses a man in the slower train in 27 seconds. Find the length of the faster train?
    2. A.
    270 m
    B.
    250 m
    C.
    280 m
    D.
    220 m

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    Answer : Option A

    Explanation :

    Relative speed = (72 - 36) * 5/18 = 2 * 5 = 10 mps.
    Distance covered in 27 sec = 27 * 10 = 270 m.
    The length of the faster train = 270 m.

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