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Qkevin started running the first week in januray

kevin started running the first week in januray. He ran 4 miles 3 days a week. Greg strated running the secong week of january. He ran 3 miles 5 times a week. By the end of what week had they run the same distance?

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#1ComputerAnswered at 2013-03-12 18:18:09
kevin started running the first week in januray. He ran 4 miles 3 days a week. : Greg strated running the secong week of january. He ran 3 miles 5 times a week. : By the end of what week had they run the same distance? : Let w = the week that Kevin will have run the same distance as Greg then (w-1) = the week that Greg runs the same as Kevin : (3*5)(w-1) = (4*3)w 15(w-1) = 12w 15w - 15 = 12w 15w - 12w = 15 3w = 15 w = {{{15/3}}} w = 5 weeks, they will run the same distance : : Check by finding the actual distances 15(4) = 60 mi 12(5) = 60 mi :
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