Multiple Choice Questions on Working efficiency of A and B for completing a piece of work is in the ratio 2 3 Find the number of ........... for HARCO Bank Exam Preparation

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Multiple Choice Questions

Working efficiency of A and B for completing a piece of work is in the ratio 2 3 Find the number of ...........

Quantitative Aptitude (HARCO) Time and work
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    Working efficiency of A and B for completing a piece of work is in the ratio 2:3. Find the number of days they will take to complete the work together, if B takes 30 days less than A.

    24 days

    Incorrect Answer

    48 days

    Incorrect Answer

    60 days

    Incorrect Answer

    36 days

    Correct Answer
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    Explanation:

    Solution:
    A:B (efficiency)=2:3
    A:B(days)=3:2
    Diff=1=30
    2=60
    3=90
    A=90 days;
    B=60 days
    together A+B= 36 days

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