Mathematics, 18.12.2020 02:00 drowzy67

For every 3 packages that Marcella wraps, she uses 1/2 of a roll of wrapping paper. If she uses 2 1/2 rolls of wrapping paper, how many packages has she wrapped?

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For every 3 packages that Marcella wraps, she uses 1/2 of a roll of wrapping paper. If she uses 2...