Multiple Choice Questions on A can do a work in 36 days and B in 12 days If they work on it together for 3 days then what fractio........... for SSC CGL Exam Preparation

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Multiple Choice Questions

A can do a work in 36 days and B in 12 days If they work on it together for 3 days then what fractio...........

Quantitative Aptitude (CGL) Time and work
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    A can do a work in 36 days and B in 12 days. If they work on it together for 3 days, then what fraction of work is left?

    2/3

    Correct Answer

    1/3

    Incorrect Answer

    1/4

    Incorrect Answer

    1/5

    Incorrect Answer
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    Explanation:

    If they work together finsh the work=36*12/(36+12)=9 days
    they work 3 days togethen then remainig work=9-3=6
    fraction=6/9=2/3

    By: MIRZA SADDAM HUSSAIN
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