Mathematics, 19.01.2020 23:31 adeline12401
Keianaka and christopher are participating in a volunteer project painting homes for elderly people in their neighborhood. keianaka and her team can paint one house in 60 minutes. christopher and his team can paint one house in 80 minutes. if they joined their teams, how quickly could they paint one house?
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Keianaka and christopher are participating in a volunteer project painting homes for elderly people...
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