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Discussion :: Problems on Trains

  1. Two trains are running in opposite directions with the same speed. If the length of each train is 120 m and they cross each other in 12 sec, then the speed of each train is?
    2. A.
    10
    B.
    18
    C.
    36
    D.
    72

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    Answer : Option C

    Explanation :

    Let the speed of each train be x m/sec.

    Then, relative speed of the two trains = 2x m/sec.

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