A and B together complete a work in 20 days, B and C together complete same work in 30 days, C and A together complete the same work in 24 days. In how many days A, B and C together can complete the same work?

A and B together complete a work in 20 days, B and C together complete

1.	A and B together complete a work in 20 days, B and C together complete same work in 30 days, C and A together complete the same work in 24 days. In how many days A, B and C together can complete the same work?
A.	8
B.	16
C.	12
D.	15
Answer» C. 12

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A and B together complete a work in 20 days, B and C together complete same work in 30 days, C and A together complete the same work in 24 days. In how many days A, B and C together can complete the same work?

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