The cost of the compact discs before is 28.
A sales tax is a tax paid when a good or service is purchased. It increases the price of the item. A sales tax by is levied by the government.
In order to determine the cost of the compact disc before tax, divide the tax paid by the percent tax.
cost of the compact disc = 1.68 / 6%
1.68 / 0.06 = 28
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