15 men can complete a work in 12 days. 4 days after they started the work. 5 more men joined them. How many more days will they take to finish the remaining work?

15 men can complete a work in 12 days. 4 days after they started the w

1.	15 men can complete a work in 12 days. 4 days after they started the work. 5 more men joined them. How many more days will they take to finish the remaining work?
A.	6
B.	4
C.	5.5
D.	5
Answer» B. 4

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15 men can complete a work in 12 days. 4 days after they started the work. 5 more men joined them. How many more days will they take to finish the remaining work?

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