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    Question

    A boat's speed in still water is 10 km/hr, and the

    current's speed is 3 km/hr. The boat takes a total of 15 hours to cover ‘x’ km each way (upstream and downstream). Find ‘x’.
    A 68.25 Correct Answer Incorrect Answer
    B 45.25 Correct Answer Incorrect Answer
    C 33.50 Correct Answer Incorrect Answer
    D 69.90 Correct Answer Incorrect Answer

    Solution

    ATQ,

    Downstream speed = 10+3=13 km/hr

    Upstream speed = 10−3=7 km/hr
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