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Discussion :: Time and Work

  1. If 12 men and 16 boys can do a piece of work in 5 days; 13 men and 24 boys can do it in 4 days, then the ratio of the daily work done by a man to that of a boy is?
    2. A.
    2:1
    B.
    3:1
    C.
    3:2
    D.
    5:4

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    Answer : Option A

    Explanation :

    Let 1 man's 1 day work = x and 1 boy's 1 day work = y.

    Then, 12x + 16y = 1/5 and 13x + 24y = 1/4

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