Multiple Choice Questions on A boat goes 12 km upstream in 48 minutes The speed of the stream is 2kmph what is the speed of the b........... for CDS Exam Preparation

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Multiple Choice Questions

A boat goes 12 km upstream in 48 minutes The speed of the stream is 2kmph what is the speed of the b...........

Quantitative Aptitude (CDS) Boats and Streams
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    A boat goes 12 km upstream in 48 minutes. The speed of the stream is 2kmph, what is the speed of the boat?

    17kmph

    Correct Answer

    19kmph

    Incorrect Answer

    15kmph

    Incorrect Answer

    20kmph

    Incorrect Answer
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    Explanation:

    Let the upstream be USS. and speed of boat be x. Then,
    USS= (12×1000)/ 48×60
    = 25/6 ×18/5
    = 15kmph
    USS = x+y
    15 = -2+x
    x = 17kmph

    By: bhavesh kumar singh
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