Question

4 men can do a work in 10 days working 8 hours a day. In how many days can 10 men do the same work, working 8 hours a day?​

Answer 1

if the worker are double then days are less just like

4 worker = 10 days

8 workers = half of 10(5)

2 more works = half of 5

so, half of five is 2.5

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