Multiple Choice Questions on A amp B together finish a job in 24 days while A B amp C together can finish the same job in 8 days ........... for SSC CGL Exam Preparation

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Multiple Choice Questions

A amp B together finish a job in 24 days while A B amp C together can finish the same job in 8 days ...........

Quantitative Aptitude (CGL) Time and work
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    A & B together finish a job in 24 days, while A, B & C together can finish the same job in 8 days. C alone will finish the job in

    12

    Correct Answer

    14

    Incorrect Answer

    16

    Incorrect Answer

    24

    Incorrect Answer
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    Explanation:

    The efficiency of (A + B) = 100/24 = (25/6)%;
    The efficiency of (A + B + C) = 100/8 = (25/2)%;
    The efficiency of C = 25/2 – 25/6 = (50/6)%;
    Hence, C can alone finish this job in = 100/(50/6) = 12 days;

    By: MIRZA SADDAM HUSSAIN
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