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Mathematics 21 Online
OpenStudy (anonymous):

The distance walking a marathon at a constant speed is directly proportional to the time of walking. If jennifer walked 9 miles in 3 hours, how many hours will jennifer walk in 5 hours at the same cosntant speed? 1.) 45 mi 2.) 30 mi 3.) 15 mi 4.)2.5 mi i believe the answer is 40 mi, but i am not too sure, please help!

OpenStudy (anonymous):

45 mi*

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