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    Question

    Satyam and Shivam can do a work in 10 & 15 days. Both

    together start the work. After 4 days Satyam left the work & rest work done by Shivam. In how many days the total work completed.
    A 10 days Correct Answer Incorrect Answer
    B 9 days Correct Answer Incorrect Answer
    C 6 days Correct Answer Incorrect Answer
    D 12 days Correct Answer Incorrect Answer

    Solution

    The correct answer is B

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