SOLUTION: A and b can do a work in 9 and 12 days..if they work alternatly and A begins the work the in how many day they wil complete the work?

SOLUTION: A and b can do a work in 9 and 12 days..if they work alternatly and A begins the work the in how many day they wil complete the work?

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Question 858646: A and b can do a work in 9 and 12 days..if they work alternatly and A begins the work the in how many day they wil complete the work?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
What do you mean by alernatly? They take turns?
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