A, B and C together can finish a task in 12 days. A is twice as productive as B, and C alone can do the task in 36 days. In how many days can A and B do the task if C goes on leave?

A, B and C together can finish a task in 12 days. A is twice as produc

1.	A, B and C together can finish a task in 12 days. A is twice as productive as B, and C alone can do the task in 36 days. In how many days can A and B do the task if C goes on leave?
A.	10
B.	20
C.	15
D.	18
Answer» E.

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A, B and C together can finish a task in 12 days. A is twice as productive as B, and C alone can do the task in 36 days. In how many days can A and B do the task if C goes on leave?

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