10 men can finish painting a wall in 8 days. How many more men will be needed if the painting work is to be finished in 4 days?

10 men can finish painting a wall in 8 days. How many more men will be

1.	10 men can finish painting a wall in 8 days. How many more men will be needed if the painting work is to be finished in 4 days?
A.	8
B.	5
C.	10
D.	20
Answer» D. 20

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10 men can finish painting a wall in 8 days. How many more men will be needed if the painting work is to be finished in 4 days?

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