1 In a certain state,gasoline stations computer the price per gallon p,in dollars,charged at the pump by adding a 4 percent sales tax to the dealer’s price per gallon d,in dollars,and then adding a gasoline tax of $0.18 per gallon.Which of the following gives the dealer’s price per gallon d in terms of the price per gallon p charged at the pump?
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发表于 2010-2-23 15:52:18
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