Question

4 men can do a price of work in 5 days. in how many days will 5 men complete it?
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Answer 1

Answer:

4 men can complete the work in 5 days..

so, one man can complete the work in 5/4 days..

now, 5 men can do the work in = 5/4 × 5

= 25/ 4 days...