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    Question

    The time taken by a boat to cover a distance of 60 km

    downstream is equal to 60% of the time taken by it to cover 75 km upstream. The speed of the stream is 4 km/h. What will be the total time (in hours) that the boat will take to cover 39.2 km in still water and 51.2 km downstream?
    A 3 Correct Answer Incorrect Answer
    B 4 Correct Answer Incorrect Answer
    C 2.8 Correct Answer Incorrect Answer
    D 2.4 Correct Answer Incorrect Answer

    Solution

    The correct answer is A

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