HELP PLEASE 50 POINTS the heres the problem and all the questions that go with it
Tarin received a raise of $80 per week. If he was making $500 per week before the raise, what is the percent change in his earnings?
1 Using the information given, choose the best answer.
original amount = ________
6,585
6,000
6,570
6,540
2 Final result: ________
The additional sales tax increased the price of the guitar by 9%, which is the sales tax rate.
The additional sales tax increased the price of the guitar by 9.5%, which is the sales tax rate.
The additional sales tax increased the price of the guitar by 9.75%, which is the sales tax rate.
The additional sales tax increased the price of the guitar by 9.25%, which is the sales tax rate.
3 Using the information given, choose the best answer.
Increase or decrease: ________
decrease
increase
4 Substitution and solve = ________
5 amount of change = ________
555
570
540
585
6 percent = ________
x
9
9.5
9.25