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    Question

    Work Efficiency of Raghav and Vaibhav are in the ratio

    of 12:14. Both of them worked together and finished the work in 9 days. In how many days, the total work will be finished if Raghav works alone?
    A 10.5 days Correct Answer Incorrect Answer
    B 18 days Correct Answer Incorrect Answer
    C 19.5 days Correct Answer Incorrect Answer
    D 9.5 days Correct Answer Incorrect Answer

    Solution

    Work Efficiency of Raghav: Vaibhav = 12 : 14 Total work = (12 + 14) = 26 Total work done = 26 × 9 = 234 Now, Time taken by Raghav = 234/12 = 19.5 days

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