SOLUTION: If the price of a gallon of gas increases from $3.20 to $3.68, what percent did it increase?

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Question 734143: If the price of a gallon of gas increases from $3.20 to $3.68, what percent did it increase?
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
If the price of a gallon of gas increases from $3.20 to $3.68, what percent did it increase?
(3.68-3.20)/3.20 * 100
(0.48)/3.20 * 100
0.15 * 100
15%