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    Question

    P and Q can complete a project in 15 days and 10 days,

    respectively. They started doing the work together, but after 2 days, Q had to leave and P alone completed the remaining work. In how many days was the whole work completed?
    A 11 Correct Answer Incorrect Answer
    B 13 Correct Answer Incorrect Answer
    C 12 Correct Answer Incorrect Answer
    D 10 Correct Answer Incorrect Answer

    Solution

    The correct answer is C

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