Multiple Choice Questions on The efficiencies of A B and C are in the ratio of 5 3 2 Working together they can complete a task in........... for SSC CGL Exam Preparation

Back to Main Page

Multiple Choice Questions

The efficiencies of A B and C are in the ratio of 5 3 2 Working together they can complete a task in...........

Quantitative Aptitude (CGL) Time and work
    Download Solution PDF

    The efficiencies of A, B and C are in the ratio of 5 : 3 : 2. Working together, they can complete a task in 21 hours. In how many

    hours will B alone complete 40% of that task?

    This questions was previously asked in
    SSC CGL 13 June 2019 Shift-2
    View All ssc Previous Year Papers

    28

    Correct Answer

    24

    Incorrect Answer

    35

    Incorrect Answer

    21

    Incorrect Answer
    छोटे Courses बड़े Results
    Master Time and work
    Prepare through Micro-courses
    Try Now
    Explanation:

    Total 1 hour work = 2d + 5d + 3d = 10d
    Work completed in 21 hours
    => total Work = 21 10d = 210d
    40% part of work = (40/100) 210d = 84d
    B's 1 hour work = 3d
    B can complete 40% part of that work in = 84d 3d = 28
    So , the answer would be option b)28.

    Let's Discuss

    Master
    Time and work
    With abhipedia
    Micro Courses
    Try Now
    What our students have to say
    Download Abhipedia Android App

    Access to prime resources

    Downlod from playstore
    download android app download android app for free

    Search on abhipedia