SOLUTION: If one computer does a job in 15 minutes, and the same computer working with another computer on the same job does it in 5 minutes. how long does it take for the second computer to

SOLUTION: If one computer does a job in 15 minutes, and the same computer working with another computer on the same job does it in 5 minutes. how long does it take for the second computer to

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Question 736655: If one computer does a job in 15 minutes, and the same computer working with another computer on the same job does it in 5 minutes. how long does it take for the second computer to do the same job by its self.
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
1/15+1/x=1/5
x=15/2=7.5
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