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y = y = y = k x Item Price $159.99 Tax Rate 7% The total cost is $ • Round to the nearest hundredth, if necessary. Amount of tax. y = y = y = k x The total cost is $ Item Price $75 Tax Rate 6% • Round to the nearest hundredth, if necessary. Amount of tax. y = y = Item Price $24 Tax Rate 7.5% y = k x The total cost is $ • Amount of tax. Round to the nearest hundredth, if necessary. y = y = y = k x The total cost is $ • Amount of tax. Round to the nearest hundredth, if necessary. Item Price $35 Tax Rate 8.5% y = The sale price is $ y = y = y = Amount of tax Amount of discount • • is the amount of discount. The total cost is $ Item Price $60 Discount 15% Tax Rate 7.25% y = The sale price is $ y = y = y = Amount of tax Amount of discount • • is the amount of discount. The total cost is $ Item Price $45 Discount 25% Tax Rate 7.5% |