A and B can do a work in 12 days, B and C in 15 days, C and A in 20 days. if A, B and C work together, In how many days they will complete the work?

A and B can do a work in 12 days, B and C in 15 days, C and A in 20

1.	A and B can do a work in 12 days, B and C in 15 days, C and A in 20 days. if A, B and C work together, In how many days they will complete the work?
A.	10 Days
B.	12 Days
C.	8 Days
D.	16 Days
Answer» B. 12 Days

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A and B can do a work in 12 days, B and C in 15 days, C and A in 20 days. if A, B and C work together, In how many days they will complete the work?

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