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    Question

    18 women can do piece of work in 12 days. 12 men can do

    the same piece of work in 9 days. Find in how many days will 8 men and 8 women complete that work?
    A 8 days Correct Answer Incorrect Answer
    B 5 days Correct Answer Incorrect Answer
    C 12 days Correct Answer Incorrect Answer
    D 9 days Correct Answer Incorrect Answer

    Solution

    Alternate Method: 12 Men can do this job in 9 days and 18 women can do this job in 12 days It means 6 men or 3 women can do this job in = 36 days So 8 Men and 8 women can do this job in = 36/{8/6 + 8/3} = 36/ {8/(6/3) = 9 days

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