A and B can complete a work in 40 days, B and C in 60 days and A and C in 48 days. Who is the most efficient worker among A, B and C?

A and B can complete a work in 40 days, B and C in 60 days and A and

1.	A and B can complete a work in 40 days, B and C in 60 days and A and C in 48 days. Who is the most efficient worker among A, B and C?
A.	A
B.	B
C.	C
D.	Cannot be determined
Answer» B. B

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A and B can complete a work in 40 days, B and C in 60 days and A and C in 48 days. Who is the most efficient worker among A, B and C?

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