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    Question

    Sapna finishes a job in 12 hours working alone. If Sapna

    and Riya finish the same job in 8 hours working together at their respective constant rates, then, in how many hours can Riya do the job working alone?
    A 18 Correct Answer Incorrect Answer
    B 24 Correct Answer Incorrect Answer
    C 16 Correct Answer Incorrect Answer
    D 20 Correct Answer Incorrect Answer

    Solution

    ATQ,

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