Percent Application

Hernando buys a radio for $59.99 and a CD for $13.99. How much is the sales tax if the rate is 7%? Round to the nearest cent)

• $0.98

• $4.20

• $5.18

• $1056.86

Last year, Nadia earned $31,025. Of that amount, she spent $3,612.59 on food. What percent of her income was spent on food? (round to the nearest tenth of a percent)

• 11.6%

• 0.1%

• 8%

• 88.4%

Shane earns 7% commission for each printer he sales. If he earned $20.93 from selling one printer, what was the price of the printer?

• $1.47

• $146.51

• $299

• $33.44

Jeff's total is $43. He has to pay a sales tax of 9%. What is the total amount Jeff owes?

• $3.87

• $39.13

• $46.87

• $52.00

Jennifer's commission rate is 5% of her sales. If she sold $63.06, what would her commission be? (round to the nearest cent)

• $68.06

• $63.11

• $3.15

• $1261.20

Lola earns $250 plus a 10% commission on her total sales. If Lola sold $500 for the week, what was her total earnings?

• $25

• $50

• $200

• $300

Use the formula I=Prt, where I is the amount of interest earned, P is the principal, r is the annual interest rate, and t is the time in years.

If Bianca invests $500 for 5 years at a rate of 4%, how much interest will she earn?

• $2

• $20

• $10

• $100

Use the simple interest formula to solve the problem below.

Principal = ?

rate = 5%

time = 4 years

interest = $90

• $490

• $1800

• $180

• $49

Use the simple interest formula to solve the problem below.

principal = $200

rate = ?

time = 3 years

interest = $30

• $18,000

• $180

• 5%

• 0.05%

Use the simple interest formula for the problem below.

principal = $150

rate = 6%

time = ? years

interest = $54

• 4 years

• 5 years

• 6 years

• 7 years