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Mathematics, 23.06.2019 11:30 vickiw
Solve the problem by making up an equation. jim can do all the work in an hour. ben can do it in 40 minutes. how long will it take them to do all the work if they do it together?
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Solve the problem by making up an equation. jim can do all the work in an hour. ben can do it in 40...
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