Question

Working 9 hours a day 10 boys can do a piece of work in 15 days working 5 hours day how many boys can do it 20 days
1- 55boys,2- 70 boys,3- 60 boys

Answer 1

3-60 boys is the answer

Answer 2

Step-by-step explanation:

Working 9hours a day 10 boys can do a piece of work in 15days. working 5hours a day how many boys can do it in 20 days