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Mathematics 9 Online
OpenStudy (anonymous):

Martina runs 3 miles in 28 minutes. At the same rate, how many miles would she run in 42 minutes?

OpenStudy (abbles):

You need to set up a fraction to solve this. 3/28 = x/42 You can solve by cross multiplying.

OpenStudy (abbles):

Martina can run 4.5 miles in 42 minutes.

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