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Discussion :: Time and Work

  1. Eight men, ten women and six boys together can complete a piece of work in eight days. In how many days can 20 women complete the same work if 20 men can complete it in 12 days?
    2. A.
    9
    B.
    7.5
    C.
    6
    D.
    Cannot be determined
    E.
    None of these

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    Workspace

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    Answer : Option D

    Explanation :

    Let the number of units which can be completed by each man, each women and each boy be m/day, w/day and b/day respectively. 

    Work = 8(8m + 10w +6b)units = 12(20m)

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