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Discussion :: Problems on Trains

  1. A jogger running at 9 km/hr along side a railway track is 240 m ahead of the engine of a 120 m long train running at 45 km/hr in the same direction. In how much time will the train pass the jogger?
  2. A.
    3.6 sec
    B.
    18 sec
    C.
    36 sec
    D.
    72 sec

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    Workspace

    Answer : Option C

    Explanation :

    Speed of train relative to jogger = 45 - 9 = 36 km/hr.

    = 36 * 5/18 = 10 m/sec.


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