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Discussion :: Problems on Trains

  1. Two goods trains each 500 m long are running in opposite directions on parallel tracks. Their speeds are 45 km/hr and 30 km/hr respectively. Find the time taken by the slower train to pass the driver of the faster one?
    2. A.
    12 sec
    B.
    24 sec
    C.
    48 sec
    D.
    60 sec

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    Workspace

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    Answer : Option C

    Explanation :

    Relative speed = 45 + 30 = 75 km/hr.

    75 * 5/18 = 125/6 m/sec.

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