Final answer:
The tax on a $110 purchase at a 7.5% tax rate is A) $8.25, which is obtained by multiplying the total cost by the decimal form of the percentage (0.075).
Step-by-step explanation:
The question asks for the amount of tax on a $110 purchase with a tax rate of 7.5%. To calculate the sales tax, you need to convert the percentage to a decimal by dividing by 100 (7.5% becomes 0.075) and then multiply it by the total cost of the item. Therefore, the calculation will be $110 × 0.075.
Let's do the math: $110 × 0.075 = $8.25. This is the amount of sales tax for the $110 purchase. According to the options provided, the correct answer would be A. $8.25, when you round to the nearest hundredth or cent as instructed.