A, B and C can do a job alone in 6, 12 and 24 days respectively. In what will they do it together?

A, B and C can do a job alone in 6, 12 and 24 days respectively. In

1.	A, B and C can do a job alone in 6, 12 and 24 days respectively. In what will they do it together?
A.	22 \(3 \over7\)days
B.	3\(3 \over7\) days
C.	3 \(2 \over7\) days
D.	3 \(4 \over7\) days
Answer» C. 3 \(2 \over7\) days

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A, B and C can do a job alone in 6, 12 and 24 days respectively. In what will they do it together?

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