Answer
Total amount $6.15$
Cost per print $0.14$
Work Step by Step
Prints to pay $45 - 20 = 25$
Amount per prints $25*0.12 = 3$
Tax $3*6.5\div100 = 0.20$
Total amount $3+0.20 + 2.95 = 6.15$
Cost per print $6.15\div45 = 0.14$
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