Answer:
12 Doughnuts for $7.68 = $0.64 per doughnut
Explanation:
3 Doughnuts for $2.25
5 Doughnuts for $3.25
12 Doughnuts for $7.68
2.25 / 3 = $0.75 per doughnut
3.25 / 5 = $0.65 per doughnut
7.68 / 12 = $0.64 per doughnut
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