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Discussion :: Boats and Streams

  1. A man can row a boat at 20 kmph in still water. If the speed of the stream is 6 kmph, what is the time taken to row a distance of 60 km downstream?
    2. A.
    20/6 hours
    B.
    27/2 hours
    C.
    30 hours
    D.
    30/13 hours

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    Answer : Option D

    Explanation :

    Speed downstream = 20 + 6 = 26 kmph.
    Time required to cover 60 km downstream = d/s = 60/26 = 30/13 hours.

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