Question

If 12 men can do a certain work in 10 days then how many men are required to finish the whole work in 20 days

Answer 1

No. of men 12. x
No. of days. 10. 20

let the no. of men = X

12 x 10 = X x 20

120/20 = X

6 = X

6 workers are required to finish the work in 20 days