8.875% = 0.08875
A 22.50 shirt would cost after sales tax: 22.5 × 0.08875 = 24.50
A 6,500 car would cost after sales tax: 6 , 500 × 0.08875 = 7076.88
A house for 750,000 would cost after sales tax: 750 , 000 × 0.08875 = 816 , 562.50
To find the total cost after tax, you multiply the original price by the tax rate and then add that tax to the original price. For a $22.50 shirt, the total cost is $24.50; for a $6,500 car, it's $7,076.88; and for a $750,000 house, it's $816,562.50.
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