Multiple Choice Questions on A boat goes 12 km upstream in 48 minutes The speed of stream is 2 km hr The speed of boat in still w........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

A boat goes 12 km upstream in 48 minutes The speed of stream is 2 km hr The speed of boat in still w...........

Quant (SSC) Boats and Streams
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    A boat goes 12 km upstream in 48 minutes. The speed of stream is 2 km/hr. The speed of boat in still water is

    15 km/hr

    Incorrect Answer

    16 km/hr

    Incorrect Answer

    17 km/hr

    Correct Answer

    18 km/hr

    Incorrect Answer
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    Explanation:

    12 km upstream in 48 min.
    ⇒ it will cover 15 km in 1 hr.
    Speed of stream = 2 km / hr.
    ∴ Speed of boat in still water = 15 + 2 = 17 km / hr.

    By: Amit Kumar
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