Multiple Choice Questions on The speed of a boat in still water is 10 kmph If its downstream speed is 13 kmph What is the speed o........... for CDS Exam Preparation

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Multiple Choice Questions

The speed of a boat in still water is 10 kmph If its downstream speed is 13 kmph What is the speed o...........

Quantitative Aptitude (CDS) Boats and Streams
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    The speed of a boat in still water is 10 kmph. If its downstream speed is 13 kmph. What is the speed of the current?

    3kmph

    Correct Answer

    4kmph

    Incorrect Answer

    6kmph

    Incorrect Answer

    8kmph

    Incorrect Answer
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    Explanation:


    Let downstream speed be  DSS.
    And speed of current be y. Then,
    DSS = x+y
    13 = 10+y
    y =  13-10
    y = 3kmph

    By: bhavesh kumar singh
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