Multiple Choice Questions on A is twice as good as B and therefore they both can start and finish a work in 16 days In how many d........... for CDS Exam Preparation

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Multiple Choice Questions

A is twice as good as B and therefore they both can start and finish a work in 16 days In how many d...........

Quantitative Aptitude (CDS) Time and work
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    A is twice as good as B and therefore they both can start and finish a work in 16 days. In how many days A alone can finish the whole work?

    20days

    Incorrect Answer

    18days

    Incorrect Answer

    25days

    Incorrect Answer

    24days

    Correct Answer
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    Explanation:

    A : B = 1 : 2 or A : B = x : 2x
    16/x +16/2x = 1
    3/2x = 1/16
    x = 48/2
    x = 24days

    By: bhavesh kumar singh
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