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OpenStudy (anonymous):
jack spends 1 1/4 as long on his homework as Jill. Last week, Jill spent 7 1/4 hours doing homework. How long did jack spend doing his homework?
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OpenStudy (anonymous):
First you need to find 1.25 of 7.25 by division so 7.25/1.25=5.8. So now we needed to add 5.8 to 7.25 to get 5.8+7.25= 13.05 hours. So Jack spent 13.05 hours on his homework. I hope that helps and that it makes sense :)
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