A and B working together can complete a piece of work in 12 days. B and C working together can complete the same work in 16 days. A worked at it for 5 days and B worked at it for 7 days. C finished the remaining work in 13 days. How many days would C alone take to complete it?

A and B working together can complete a piece of work in 12 days. B an

1.	A and B working together can complete a piece of work in 12 days. B and C working together can complete the same work in 16 days. A worked at it for 5 days and B worked at it for 7 days. C finished the remaining work in 13 days. How many days would C alone take to complete it?
A.	32
B.	24
C.	10
D.	40
Answer» C. 10