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    Question

    Sudhanshu completes`1/3` of work in 12 days,

    then he completes the remaining work with the help of Neeraj in 4 days. The time required for Neeraj alone to complete the entire work is
    A 10 days Correct Answer Incorrect Answer
    B 12 days Correct Answer Incorrect Answer
    C 6 days Correct Answer Incorrect Answer
    D 15 days Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Sudhanshu can do 1/3rd work in 12 days So he can do total work in 36 days. They both can do remaining work (2/3) in 4 days So they can do total work in 6 days. Sudhanshu Sudhanshu+Neeraj 36 6 36 1 : 6 So neeraj 1 day work = 6 - 1 = 5 units So he can do total work in = 36/5 days

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