Question

8 men can finish a piece of work in 15 hrs. in how many hrs can 20 men finish it​

Answer 1

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Q - 8 men can finish a piece of work in 15 hrs. in how many hrs can 20 men finish it​ ??

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Ans - 6 days

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8 men can do a  work in 15 days

1 man will do the same work in 15*8 days=120days

So 1 men will take 120 days to compelte the work

20 men will do the same work in 15*8/20 days = 6 days

20 men will do the same work in 6 days

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