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2-62.

One way to go about this problem is to set it up as a proportion.

Now multiply both sides by 12 gallons and solve.

26.28 = 12n

n = 2.19

Multiply the price per gallon by the number of gallons.

Use a proportion to show the known price ($8.76) over the unknown number of gallons and follow the strategy shown in part (a) to solve.