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    Question

    ‘A’ alone can do a piece of work in 10 days and

    ‘B’ alone in 15 days. ‘A’ and ‘B’ undertook to do it for ₹42,000 with the help of ‘C’, they completed the work in 5 days, How much (in ₹ ) is to be paid to ‘B’?
    A 14,000 Correct Answer Incorrect Answer
    B 15,000 Correct Answer Incorrect Answer
    C 21,000 Correct Answer Incorrect Answer
    D 7,000 Correct Answer Incorrect Answer

    Solution

    The correct answer is A

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