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Discussion :: Time and Work

  1. A and B can together finish a work in 30 days. They worked for it for 20 days and then B left. The remaining work was done by A alone in 20 more days. Alone can finish the work in?
    2. A.
    48 days
    B.
    50days
    C.
    54 days
    D.
    60 days

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    Workspace

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    Answer : Option D

    Explanation :

    (A+ B)'s 20 day's work =(20 x 1/30) = 2/3 


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