A certain number of workers can finish a piece of work in 100 days. If there were 10 workers less, i

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12 Mar 2020 Chain

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

OPtion

1) 90
2) 95
3) 100
4) 105
5) 110
6) 115
7) 120
8) 125
9) 130
10) None of these

Solution

Let there be x workers initially.

Less men, More days
(x-10) : x :: 100 :110

=> (x - 10) * 110 = x * 100 => x= 110

Correct Option: 5 Best Solution (0)