Multiple Choice Questions on Raghu can row 96 km downstream in 8 hours If the speed of the current is 3 kmph then find in what ti........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

Raghu can row 96 km downstream in 8 hours If the speed of the current is 3 kmph then find in what ti...........

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    Raghu can row 96 km downstream in 8 hours. If the speed of the current is 3 kmph, then find in what time will be able to cover 12 km upstream?

    6 hours

    Incorrect Answer

    5 hours

    Incorrect Answer

    4 hours

    Incorrect Answer

    2 hours

    Correct Answer
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    Explanation:

    Downstream speed = 96/8 = 12 kmph
    Speed of current = 3 kmph
    Speed of kamal in still water = 12-3 = 9 kmph
    Upstream speed = 9-3 = 6 kmph
    Time taken to cover 12 km upstream 12/6 = 2 hours

    By: Amit Kumar
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