You and your friends have your own business. You want to put an ad in the local paper. The cost is $2.25 per square inch. Your ad is 6 inches by 8 inches. How much will the ad cost?
6 x 8 = 48 sq in
48 x 2.25 =
$108
(6 x 8 in2) * $ 2.25 / in2 = .......
