SOLUTION: Peter can paint the garage in two hours. When Jerry helps him, they do the job in one hour and 12 minutes. How long does it take Jerry to paint the garage by himself?

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Question 989270: Peter can paint the garage in two hours. When Jerry helps him, they do the job in one hour and 12 minutes. How long does it take Jerry to paint the garage by himself?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
Rate of people working together are simply added. Rates must be formed as JOB per TIME.

Peter + Jerry = Peter&Jerry