15 men can do a piece of work in 80days. If,5 men are added,how long does it takes to complete the same work.
Answers
Answered by
12
Answer:
15 men take 60 days to complete a piece of work.
1 man takes (15 x 60) days = 900 days.
45 men take (900 / 45) = 20 days to complete the same piece of work.
Answered by
30
Answer:
15 men = 80 days
1 man = 80 × 15
15+5 =. 80 × 15/20
= 1200/20
= 60 days
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