# SOLUTION: The amount of tax is directly proportional to the cost of an item. If the tax on a \$12,300 car is \$738, find the tax on a \$9,450 car.

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 Click here to see ALL problems on Mixture Word Problems Question 33148: The amount of tax is directly proportional to the cost of an item. If the tax on a \$12,300 car is \$738, find the tax on a \$9,450 car.Answer by sarah_adam(201)   (Show Source): You can put this solution on YOUR website!Given Tax is directly proportional to cost T = tax and C0st = C T1*C1 = T2*C2 T1 = \$738, C1 = \$12,300 , T2 , C2 = \$9450 738*12,300 = T2 * 9450 T2 = (738*12,300)/9450 = \$960.57