In How Many Hours will 8 Boys Complete the Same Work?

6 boys can complete a piece of work in 16 h. In how many hours will 8 boys complete the same work?

  1. 10
  2.  8
  3.  12
  4.  14
jitendraei Default Asked on 29th July 2015 in Maths.
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  • 1 Answer(s)

    Answer: (3) 12 hr
    Explanation:-
    Given = M1 = 6, H1 = 16, M2 = 8  & H2 = ?

    Formula-
    M1 H1 = M2 H2
    Where, M = number of men  & H = number of hours.

    Then, 6 x 16 = 8 x H2
    H2 = 96/8
    H2 = 12
    Hence, 8 boys complete the same work in 12 hr.

    Anurag Mishra Professor Answered on 29th July 2015.
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