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    3. Quantitative Aptitude
    4. Boats and streams
    5. A boatman rows 216 km upstream in 6 hours and 432 km downstream in 6 hours. How long will it take to

    Question

    A boatman rows 216 km upstream in 6 hours and 432 km

    downstream in 6 hours. How long will it take to row 324 km in still water?
    A 4 hrs Correct Answer Incorrect Answer
    B 5 hrs Correct Answer Incorrect Answer
    C 6 hrs Correct Answer Incorrect Answer
    D 8 hrs Correct Answer Incorrect Answer

    Solution

    Upstream speed = 216 / 6 = 36 km/h Downstream speed = 432 / 6 = 72 km/h Speed in still water = (36 + 72) / 2 = 54 km/h Required time = 324 / 54 = 6 hours

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    Relevant for Exams:

    • SSC CGL

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