Tony, Juan, and Isabel live in a city where the combined state and local sales tax rate is 8\%. They each purchased the same computer and paid \$160 in sales tax.




IncomeCost of computerSales tax paidTax rate

Tony
\$10,000\$2,000\$1601.6\%

Juan
\$50,000\$2,000\$1600.32\%

Isabel
\$75,000\$2,000\$1600.21\%






This scenario describes a [blank] tax system. Isabel pays [blank] Tony and Juan on the computer.

[blank] pays the highest tax rate on the computer.

[blank] would be the most affected by an increase in the sales tax rate.