SOLUTION: Working together, Amy and Bob can complete a job in 12 hours, Working lone, it takes Amy 4/3 as much as bob to do the job. How long will it take each to do the job, working alone?

Question 1108166: Working together, Amy and Bob can complete a job in 12 hours, Working lone, it takes Amy 4/3 as much as bob to do the job. How long will it take each to do the job, working alone?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
Bob, y hours for 1 job
Amy, (4/3)y hours for 1 job

---------Bob does 1 job in 12 hours, alone.

-

----------Amy can do 1 job alone in 28 hours.
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