Question

    A train that is 120 m in length runs at 90 km/h. How

    much time will the train take to cross a bridge that is 180 m in length?
    A 24sec Correct Answer Incorrect Answer
    B 20sec Correct Answer Incorrect Answer
    C 12sec Correct Answer Incorrect Answer
    D 8sec Correct Answer Incorrect Answer

    Solution

    Length of train =120m Length of bridge =180m. Speed of train =90km/h=90×5/18=25m/sec. Time = (total distance)/speed = (120+180)/25 =300/25 =12 sec.

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