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Mathematics, 27.07.2019 22:00 boyettalexandra

Seven of the 10 children at art camp make an average of 8 paintings. the remaining children make an average of 12 paintings. what is the average number of paintings made by children at the art camp? plzz

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Seven of the 10 children at art camp make an average of 8 paintings. the remaining children make an...
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