Quiz about Percents and Simple Interest

Question 1

The simple interest formula is i = P r t

What does the t represent?

Accepted Answer

Number of years

Answer

Principle

Answer

Interest Rate

Answer

Number of times interest is compounded

Question 2

Calculate the Simple Interest:

Principle : $350

Interest Rate : 2.5%

Time : 3 years

Accepted Answer

$26.25

Answer

$7.50

Answer

$87.50

Answer

$262.50

Question 3

The simple interest formula is i = P r t

The P represents the principle. Principle means . . .

Accepted Answer

the amount of money borrowed or deposited

Answer

the percent interest for this year

Answer

the amount taxed

Answer

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

Question 4

Emilio borrows $1200 from a bank with 8% simple interest per year.  How much will he have to pay back total in 2 years?

Accepted Answer

$1392

Answer

$150

Answer

$192

Answer

$1350

Question 5

Daniel has dinner at a restaurant and the cost of his meal is $28.00. Because of the service, he wants to leave a 20% tip. What is his total bill including tip?

Accepted Answer

33.60

Answer

40.00

Answer

24.60

Answer

30.50

Question 6

How much tip should you leave if you want to tip 23% at Applebee's on a $27.31 bill?

Accepted Answer

$6.28

Answer

$33.59

Answer

$21.03

Answer

$7.50

Question 7

The middletown Zoo has 130 different exhibits.  Of those 130 exhibits, 30% of them contain birds.  How many exhibits contain birds?

Accepted Answer

39

Answer

49

Answer

60

Answer

25

Question 8

A hockey stick originally cost $79. How much will Steven save if he has a coupon for 20% off?

Accepted Answer

$15.80

Answer

$63.20

Answer

$3.95

Answer

$63.20

Question 9

A computer that originally costs $929 was returned to the electronics store. Because the box was opened, the store put it on the clearance rack for 35% off. What is the price of the computer?

Accepted Answer

$603.85

Answer

$325.15

Answer

$1,254.15

Answer

$500

Question 10

The ticket price for a one-way flight from Orlando to Philadelphia is regularly $149. If Callie is purchasing a ticket for the day before Thanksgiving and the airline marked the ticket price up 72%, find the cost of her ticket.

Accepted Answer

$256.28

Answer

$107.28

Answer

$41.72

Answer

$250.25

Question 11

Dale is buying a new stereo for $1,580. If sales tax is 7.2%, how much will he pay in total?

Accepted Answer

$1693.76

Answer

$1466.24

Answer

$1580.00

Answer

$1756.23

Question 12

Mrs. Ray is buying some groceries.  They total to $35.50.  Sales tax is 4.5%.  When she goes to pay, how much will she owe?

Accepted Answer

$37.10

Answer

$1.60

Answer

$40.00

Answer

$51.48

Question 13

Sales tax is __________ to the price

Accepted Answer

added

Answer

subtracted

Answer

multiplied

Answer

divided

Question 14

Sharon makes money by commission rates. She gets 17% of everything she sells. If Sharon sold $37000 worth of items this month, what is her salary for the month?

Accepted Answer

$6,290

Answer

$14,800

Answer

$5,180

Answer

$629

Question 15

Amelia sells jewelry. She make a total of 12% of commission off of her sales. How much commission Amelia make when she sells $22,540 worth of jewelry.

Accepted Answer

$2,704.80

Answer

13,780.80

Answer

$450.80

Answer

$304.80

Question 16

What is 40% of 230?

Accepted Answer

92

Answer

9200

Answer

9.20

Answer

575

Question 17

Tip means the same thing as ________.

Accepted Answer

Gratuity

Answer

Tax

Answer

Markup

Answer

Commission

Question 18

The amount someone earns for selling something is ________.

Accepted Answer

Commission

Answer

Tax

Answer

Markdown

Answer

Discount

Question 19

When a price is increased, it is called a ____________.

Accepted Answer

Markup

Answer

Markdown

Answer

Sales Tax

Answer

Commission

Question 20

Find the total cost.  $20 meal; 9% sales tax; 20% gratuity after the sales tax has been added

Accepted Answer

$26.16

Answer

$ 1.80

Answer

$ 4.00

Question 21

Condoleeza's service charge at a beauty salon was $72.60 before tax. The sales tax rate was 8%. If she added 20% of the amount as a tip, how much did she pay for the service at the salon?

Accepted Answer

$92.93

Answer

$87.12

Answer

$100.60

Answer

$145.20

Question 22

A group of friends went to lunch. The bill, before sales tax and tip, was $37.50. A sales tax of 8% was added. The group also tipped 18% on the amount after the sales tax was added. What was the total amount of money that the group paid for the lunch?

Accepted Answer

$47.79

Answer

$40.50

Answer

$3.00

Answer

$63.50

Question 23

Sales tax is __________ to the price

Accepted Answer

added

Answer

subtracted

Answer

multiplied

Answer

divided

Question 24

What is the equivalent decimal to 39%?

Accepted Answer

0.39

Answer

0.039

Answer

3.9

Answer

39.00

Question 25

Gratuity (tip) is ___________________ to the price.

Accepted Answer

added

Answer

subtracted

Answer

multiplied

Answer

divided

Question 26

Discount is ___________ from the price.

Accepted Answer

subtracted

Answer

added

Answer

multiplied

Answer

divided

Question 27

What is 3% of 750?

Accepted Answer

22.5

Answer

2.25

Answer

225

Question 28

If you receive a 45/50 on your test, what is your percent correct?

Accepted Answer

90%

Answer

45%

Answer

80%

Answer

70%

Question 29

Mrs. Ciampa had 27 students in her class last year and this year she had 30 students in her math class. What is the percent of change?

Accepted Answer

11%

Answer

24%

Answer

20%

Answer

50%

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