Multiple Choice Questions on Dhiru can dig 1 a of a field in 20 hours What fraction of the same field can Kaku dig in 20 hours if........... for SSC (CPO) Exam Preparation

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Multiple Choice Questions

Dhiru can dig 1 a of a field in 20 hours What fraction of the same field can Kaku dig in 20 hours if...........

Quantitative Aptitude (CPO) Time and work
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    Dhiru can dig 1/a of a field in 20 hours. What fraction of the same field can Kaku dig in 20 hours if the two of them can dig the field in 60 hours, working together at their respective rates?

    Options:

    (a­3)/a

    Incorrect Answer

    1/3a

    Incorrect Answer

    3a/(a­3)

    Incorrect Answer

    (a­3)/3a

    Correct Answer
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    Explanation:

    (a­3)/3a

    By: Kamal Kashyap
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