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    Question

    A can do a piece of work in 15 days while B can do it

    in 18 days. Starting with A, they work on alternate days till the work gets over. How many days in all did the duo need to complete the work?
    A 16(4/11) Correct Answer Incorrect Answer
    B 16(6/11) Correct Answer Incorrect Answer
    C 16(1/3) Correct Answer Incorrect Answer
    D 16(2/5) Correct Answer Incorrect Answer

    Solution

    The correct answer is C

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