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SSC Quantitative Aptitude Boats & Streams Question Bank Train and Boat (I)

  • question_answer
    A boat is rowed downstream at 15.5km/h and upstream at 8.5 km7h. The speed of the stream is

    A) 3.5 km/h

    B) 5.75 km/h

    C) 6.5 km/h

    D) 7 km/h

    Correct Answer: A

    Solution :

    [a] Speed downstream \[=15.5\,km/h,\] Speed upstream\[=8.5\text{ }km/h\] Speed of the stream\[=\frac{1}{2}(15.5-8.5)\] \[=3.5\,km/h\]


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