Mathematics, 31.01.2020 03:54 Cocco

Jack spends 1 1/2 as long on his homework as jill. lask week, jill spent 8 1/2 hours doing homework. how long did jack spend doing homework?

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Jack spends 1 1/2 as long on his homework as jill. lask week, jill spent 8 1/2 hours doing homework....

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