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Mathematics, 27.03.2020 21:45 mariapowers490

Maggie scores and average of 8 points per round in the first three round of an archery tournament. By the end of ten rounds, she improved her tournament average to 15 points per round. How many points per round did Maggie average in the last seven rounds of the tournament?

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Maggie scores and average of 8 points per round in the first three round of an archery tournament. B...
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