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    Question

    P is twice as efficient as Q. Q takes 12 days to

    complete a job. If both of them work together, how much time will they take to complete the job?
    A 6 days Correct Answer Incorrect Answer
    B 5 days Correct Answer Incorrect Answer
    C 4 days Correct Answer Incorrect Answer
    D 3 days Correct Answer Incorrect Answer

    Solution

    P                       Q 2                        1 ATQ- 1=12days It will take time to work together=12/2+1=12/3 =4days.

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