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    Question

    1 man and 4 women can complete a work in 65 /4 days,

    while 3 men and 4 women can complete it in 13 /2 days. In whom many days will be 13 women complete the work.
    A 30day Correct Answer Incorrect Answer
    B 25day Correct Answer Incorrect Answer
    C 24days Correct Answer Incorrect Answer
    D 20days Correct Answer Incorrect Answer

    Solution

    1M + 4W = 65/4days 3M + 4W = 13/2days (1M + 4W)65/4 =13/2(3M + 4W) 5M + 20W = 6M + 8W 12W = M 1W = 12M W/M=1:12 Total work = 65/4(12+4) =65/4) ×16 = 260 units 13 women can do this work = 260/13=20days

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