7 men can complete a piece of work in 12 days. How many additional men will be required to complete double the work in 8 days ?

7 men can complete a piece of work in 12 days. How many additional men

1.	7 men can complete a piece of work in 12 days. How many additional men will be required to complete double the work in 8 days ?
A.	28
B.	21
C.	14
D.	7
Answer» D. 7

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7 men can complete a piece of work in 12 days. How many additional men will be required to complete double the work in 8 days ?

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