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Kristin P.

asked • 09/30/14

There are two machines that produce aluminum cans. The newer machine can produce 5100 ...


There are two machines that produce aluminum cans. The newer machine can produce 5100 cans in 170 minutes. It takes the older machine 255 minutes to produce that many cans. If the two machines work together, how long will it take them to produce 5100 cans?

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