Quiz about Percent Review

Question 1

The number of people signed up for a bus trip increased from 32 to 45. What is the percent increase? Round to the nearest percent.

Accepted Answer

41%

Answer

52%

Answer

42%

Answer

45%

Question 2

Rosa and her friends are eating out for dinner. The bill was $45.80. They want to leave a 20% tip. How much should they leave for tip?

Accepted Answer

$9.16

Answer

$54.96

Answer

$45.80

Answer

$20

Question 3

Today, you have a 20% off of the price coupon for Best Buy. If you buy an XBox game that costs $65.00, how much money will you be saving by using your coupon?

Accepted Answer

$13.00

Answer

$15.00

Answer

$7.00

Answer

$42.00

Question 4

The simple interest formula is I=Prt. The P represents the principle. The principle is ___________________.

Accepted Answer

the amount of money borrowed or deposited

Answer

the percent interest for his year

Answer

the amount taxed

Answer

the amount the bank owes you for being a customer at their bank

Question 5

Jerry borrowed $4,000 for 5 years at 6% simple interest rate. How much interest is that?

Accepted Answer

$1,200

Answer

$800

Answer

$1,000

Answer

$1,500

Question 6

Write .506 as a percent

Accepted Answer

50.6%

Answer

5.06%

Answer

506%

Answer

500.6%

Question 7

What is 20% of 75?

Accepted Answer

15

Answer

60

Answer

6

Answer

1.5

Question 8

Convert 6% to a decimal.

Accepted Answer

.06

Answer

.6

Answer

6.0

Answer

60

Question 9

What is 50% of 15?

Accepted Answer

7.5

Answer

30

Answer

7

Answer

8.5

Question 10

A bank is offering a savings account that earns 1.5% interest every year. If you deposit $500 =, how much total money would you have after 3 years?

Accepted Answer

$522.50

Answer

$2250

Answer

$225

Answer

$22.50

Question 11

John works at an electronics store. He earns 7.5% commission on all of his sales. In one month, he sold $7,000 in merchandise. How much did he earn in commission?

Accepted Answer

$525

Answer

$5,250

Answer

$52,500

Answer

$93,333.33

Question 12

Stevie Ray is buying a new guitar. He found one that costs $615. He knows there is a sales tax of 8%. How much will the guitar cost after tax?

Accepted Answer

$664.20

Answer

$49.20

Answer

$76.88

Answer

$4920.00

Question 13

Mark has a coupon for 10% off his entire purchase. If Mark buys $41.00 worth of clothes, how much will Mark spend?

Accepted Answer

$36.90

Answer

$31

Answer

$51

Answer

$32.80

Question 14

Find the percent of increase from 15 to 45.

Accepted Answer

200%

Answer

30%

Answer

15%

Answer

150%

Question 15

Last year, Springfield Middle School had 640 students. This year, it has 480 students. What is the percent of decrease?

Accepted Answer

25%

Answer

75%

Question 16

A retailor buys coats in bulk at a unit price of $60. Each coat is marked up 35% to sell in the store. What is the price of the coat in the store?

Accepted Answer

$81

Answer

$21

Answer

$39

Answer

$95

Question 17

The sales tax in New York is 8.25%. About how much will a $49.95 pair of jeans cost, including sales tax?

Accepted Answer

$55

Answer

$45

Answer

$50

Answer

$60

Question 18

The attendance for the basketball game was estimated to be 15,000 people but 12,500 people attended. What was the percent error?

Accepted Answer

20%

Answer

16.67%

Answer

2500%

Answer

80%

Question 19

The deer population is estimated to be 17,600 in northern Illinois, but an actual count was 21,300. What is the percent error?

Accepted Answer

17.4%

Answer

21%

Answer

17.37%

Answer

21.02%

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