1. Clare lives in Iowa and pays 6% in sales tax. She just bought $1 35 in groceries, but $40 worth of those groceries were not taxable. What is the total amount that Clare paid for the groceries, including sales tax? 2. The fact that lower-income families will spend a higher percentage of their income on taxable items than higher-income families means that sales tax is what type of tax? 3. Tina decided to get a new cell phone. The price advertisement is displayed below