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    Question

    A train whose speed is 40 m/s crosses a bridge in 20

    seconds. Another train which is 80m shorter than the first train crosses the same bridge at the speed of 72 km/hr. Find the time taken by the second train to cross the bridge.
    A 30 sec Correct Answer Incorrect Answer
    B 44 sec Correct Answer Incorrect Answer
    C 36 sec Correct Answer Incorrect Answer
    D 42 sec Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

     

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