Answer: 1.Regressive
2.Same Tax
3.Tony
4.Tony
Step-by-step explanation:
It's regressive as Tony who earns the least income pays a higher proportion of his tax than others.
Isabel pays thesame tax as Tony and Juan on the computer.
Tony pays the highest tax rate on the computer. He paid 1.6%, Juan paid 0.32% and Isabel paid 0.21%.
Tony would be the most affected by an increase in the sales tax rate.