Question

    A and B working separately can finish a work in 15 days

    and 20 days, respectively. If they work on alternative days, A starting first, and if the work goes on for 8 days, what part of the work will be left unfinished?
    A 7/60 Correct Answer Incorrect Answer
    B 3/5 Correct Answer Incorrect Answer
    C 8/15 Correct Answer Incorrect Answer
    D 1/4 Correct Answer Incorrect Answer

    Solution

    The correct answer is C

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