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Mathematics, 08.11.2019 12:31 jaylanmahone223

Jack spends 1 3/4 as long on his homework as jill. last week jill spent 6 1/2 hours on her homework. how long did jack spend doing his homework? the week before jack spent 19 1/2 hours doing his homework. how long did jill spend on doing homework?

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Jack spends 1 3/4 as long on his homework as jill. last week jill spent 6 1/2 hours on her homework....
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