12 rolls of paper towels cost $5.00, while 3 rolls cost $2.00. (Assume the rolls are the same size / have the same number of she
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Right your ratio of 
Simplify fraction to 3/4
Now set it up with c/100 to find the percent (c equaling the percentage of caremel brownies)
Cross multiplty:
Crossmultiply:
3c = 200
Divide (solve equation)
c = <span>66.6666666667</span>
Simplify fraction to 3/4
Now set it up with c/100 to find the percent (c equaling the percentage of caremel brownies)
Cross multiplty:
Crossmultiply:
3c = 200
Divide (solve equation)
c = <span>66.6666666667</span>