If you pay $22.90 for a DVD that includes a 7% sales tax, what is the price of the DVD before the sales tax?
Q1. If you pay $22.90 for a DVD that includes a 7% sales tax, what is the price of the DVD before the sales tax?
Answer: $21.40
Explanation: Pre-tax price = 22.90/1.07 = $21.40. $21.40 is correct because it matches what the question requires. Show the calculation clearly when solving similar quantitative items.