55 cents is the answer I believe.
Divide 80 by 16, which is 5, multiple that by 11 and get 55
Find the cost of 1 inch by dividing 80 cents by 16 inches, then multiply that cost by 11:
0.80 / 16 = 0.05 per inch.
11 inches x 0.05 = 0.55
It will cost 55 cents.
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