Multiple Choice Questions on A is 50 more efficient than B If A can do a work in 30 days then find in how many will C do the work........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

A is 50 more efficient than B If A can do a work in 30 days then find in how many will C do the work...........

Quantitative Aptitude ( CCS) Time and work
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    A is 50% more efficient than B. If A can do a work in 30 days, then find in how many will C do the work if C is 20% efficient of A and B together?

    15 days

    Incorrect Answer

    30 days

    Incorrect Answer

    20 days

    Incorrect Answer

    10 days

    Correct Answer
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    Explanation:

    Solution : 
    B= 50% more efficient than A
    hence A:B=150:100=3:2=30:20 (in terms of day)
    A+B = 5
    C = 20% = 1/5
    C = 1
    1 = 10
    A : B : C = 3 : 2 : 1
    C = 1 = 10 days

    By: Pranav Gupta
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    SHALLU BANSAL

    In statement..A is more efficient

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