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explanation; i gotcha
I think i know the answer to that question. just wait for a sec.
If very 36 inches is a yard and you divide 180 inches by 36 you would be left with 5 so see would need 5 yards of ribbon
To get this percentage, divide costs by total food sales
2250 / 25000 = 0.09
then multiply by 100 to get the % = 9%