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    Question

    Gagan can do a piece of work in 14 days. Magan is 40%

    more efficient than Gagan. How many days will Magan and Gagan together complete the work?
    A 26/3 days Correct Answer Incorrect Answer
    B 45/6 days Correct Answer Incorrect Answer
    C 20/3 days Correct Answer Incorrect Answer
    D 35/6 days Correct Answer Incorrect Answer

    Solution

    Efficiency of Gagan : Magan = 100 : 140 = 5 : 7 Gagan can do a job alone in 14 days So total work = (5) `xx` 14 = 70 units So they together will do this job in = 70/(5 + 7) = 70/12 = 35/6 days

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