Multiple Choice Questions on Twelve 12 men work 8 hours per day and require 10 days to build a wall If 8 men are available how ma........... for CDS Exam Preparation

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Multiple Choice Questions

Twelve 12 men work 8 hours per day and require 10 days to build a wall If 8 men are available how ma...........

Quantitative Aptitude (CDS) Time and work
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    Twelve (12) men work 8 hours per day and require 10 days to build a wall. If 8 men are available, how many hours per

    day must they work to finish the work in 8 days?

    10 hours

    Incorrect Answer

    12 hours

    Incorrect Answer

    15 hours

    Correct Answer

    18 hours

    Incorrect Answer
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    Explanation:

    M x D x H =Work

    M1D1H1 = M2D2H2

    12 x 8 x 10 = 8 x H x 8
    H 15 hours per day

    By: Munesh Kumari
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