Sunday, 26 February 2017

Question of the day 23-2-2017

A piece of work can finish by a certain number of men in 100 days. If however , there were 10 men less, it would take 10 days more for the work to be finished. How many men were there originally?

a)75
b)82
c)100
d)110
e)None.

1 comment:

  1. Answer: Option d
    Explanation:

    Originally let there be x men.
    Less men, more days (Indirect)
    :. (x-10): x : : 100 :110 or x-10/x = 100/110
    or 11x-110 = 10x or x =110
    So, originally there were 110 men.

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