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    A train starts from Guwahati on 31st August at 13:40 and reaches Banglore on 2nd September at 15:20. If the distance between Guwahati and Banglore is
    Question

    A train starts from Guwahati on 31st August at 13:40 and reaches Banglore on 2nd September at 15:20. If the distance between Guwahati and Banglore is 2084 km, what is the average speed of the train?

    A.

    42 km/h

    B.

    81.2 km/h

    C.

    47.3 km/h

    D.

    75 km/h

    Correct option is A

    The correct answer is 42 km/h.
    Distance between Guwahati and Bangalore = 2084 km
    Average Speed = Total distance/Total time
    Starting time: 31st August at 13:40 Arrival time: 2nd September at 15:20
    Total time = 48 H + 100 minute = 49 2/3 = 149/3
    Average Speed = Total distance/Total time = 2084 3/149 = 41.2348 42 km/h

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