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Mathematics 7 Online
OpenStudy (anonymous):

ten can run at 15km h^-1 and walk at 5 km h^-1. She completed a 42 km marathon in 4 hours. What distance did Kristen run during the marathon? Can I get a step by step response, this is my last question to my review, I am so tired.

OpenStudy (anonymous):

*Kristen can run etc...* typo there

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