Home / Arithmetic Aptitude / Boats and Streams :: Discussion

Discussion :: Boats and Streams

  1. The current of a stream runs at the rate of 4 kmph. A boat goes 6 km and back to the starting point in 2 hours, then find the speed of the boat in still water?
  2. A.
    10 kmph
    B.
    21 kmph
    C.
    8 kmph
    D.
    12 kmph

    View Answer

    Workspace

    Answer : Option C

    Explanation :

    S = 4

    M = x

    DS = x + 4

    US = x - 4

    6/(x + 4) + 6/(x - 4) = 2

    x = 8


Be The First To Comment