A can do as much work in 4 days as B can do in 5, and B can do as much work in 6 days as C in 7. In what time will C do a piece of work which A can do in a week?

A can do as much work in 4 days as B can do in 5, and B can do as much

1.	A can do as much work in 4 days as B can do in 5, and B can do as much work in 6 days as C in 7. In what time will C do a piece of work which A can do in a week?
A.	\(10\frac{5}{{24}}\) days
B.	\(4\frac{4}{5}\) days
C.	\(6\frac{8}{{15}}\) days
D.	\(12\frac{6}{{19}}\) days
Answer» B. \(4\frac{4}{5}\) days

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A can do as much work in 4 days as B can do in 5, and B can do as much work in 6 days as C in 7. In what time will C do a piece of work which A can do in a week?

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