A and B can do a piece of work in 12 days B and C in 15 days C and A in 20 days. In how many days can C alone do it?

A and B can do a piece of work in 12 days B and C in 15 days C and A i

1.	A and B can do a piece of work in 12 days B and C in 15 days C and A in 20 days. In how many days can C alone do it?
A.	60
B.	50
C.	25
D.	24
Answer» B. 50

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A and B can do a piece of work in 12 days B and C in 15 days C and A in 20 days. In how many days can C alone do it?

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