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    Question

    Raman and Shyam can finish a task in 9 days working

    together. Shyam can finish that task alone in 12 days. How much time will Raman alone take to finish it?
    A 12 days Correct Answer Incorrect Answer
    B 15 days Correct Answer Incorrect Answer
    C 18 days Correct Answer Incorrect Answer
    D 36 days Correct Answer Incorrect Answer

    Solution

    Efficiency of Ram =4-3=1 Total work Ram alone takes to finish=36/1 = 36 days.

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