Forty men can finish building two-fifths of a wall in 20 days. How many more men should be put to work to complete the remaining portion of the wall in the next 20 days?

Forty men can finish building two-fifths of a wall in 20 days. How man

1.	Forty men can finish building two-fifths of a wall in 20 days. How many more men should be put to work to complete the remaining portion of the wall in the next 20 days?
A.	40
B.	80
C.	20
D.	60
Answer» D. 60

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Forty men can finish building two-fifths of a wall in 20 days. How many more men should be put to work to complete the remaining portion of the wall in the next 20 days?

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