Name: 
 

Quiz 4.3 - 4.4


Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 
A bike with an original price of $120 is discounted 20%. What is the sale price?
a.
$144
c.
$24
b.
$96
d.
$100
 

 2. 
A gold chain with an original price of $120 is on sale for $66. What is the percent of the discount?
a.
181%
c.
54%
b.
45%
d.
55%
 

 3. 
A remote control airplane with an original price of $83 is on sale for $53.95. What is the percent of the discount?
a.
35%
c.
29.05%
b.
153%
d.
65%
 

 4. 
After a discount of 45%, the sale price of a game system is $125.51. What is the original price?
a.
$228.20
c.
$170.51
b.
$278.91
d.
$180.51
 
 
Find the cost to store, percent of markup, or selling price.
 

 5. 
Cost to store: $45
Markup:   ? 
Selling price: $54
a.
20%
c.
16.7%
b.
23%
d.
83.3%
 

 6. 
Cost to store:   ? 
Markup: 10%
Selling price: $11
a.
$11
c.
$10
b.
$1.10
d.
$9.90
 
 
Find the annual simple interest rate.
 

 7. 
I = $105, P = $300, t = 5 years
a.
7%
c.
0.07%
b.
35%
d.
8%
 

 8. 
I = $56, P = $350, t = 48 months
a.
3%
c.
16%
b.
4%
d.
0.04%
 

 9. 
I = $112.17, P = $1200, t = 7 months
a.
16.02%
c.
0.16%
b.
18.01%
d.
9.35%
 
 
Find the amount of time.
 

 10. 
I = $60, P = $150, r = 8%
a.
5 years
c.
6 years
b.
3 years
d.
0.1 year
 

 11. 
I = $493.35, P = $550, r = 6.5%
a.
13.8 years
c.
12.7 years
b.
165.6 years
d.
12 years
 

 12. 
A savings account earns 2% annual simple interest. The principal is $1400. What is the balance after 8 years?
a.
$224
c.
$23,800
b.
$1624
d.
$22,400
 

 13. 
You put $1000 in an account. The account earns $44 simple interest in 11 months. What is the annual interest rate?
a.
0.048%
c.
4.4%
b.
4.2%
d.
4.8%
 

Numeric Response
 

 1. 
You buy a wristwatch for $17.03, which includes a 4.8% sales tax. You received a discount of 35% off the original price. What is the original price?

 

 2. 
A pair of boots with an original price of $62.10 is discounted 20%. What is the sale price?

 

Short Answer
 

 1. 
An account earns 6% simple interest. You want to find the interest earned on $700 after 18 months. What conversions do you need to make before you can use the formula I = Prt?
 
 
An account earns simple interest. (a) Find the interest earned. (b) Find the balance of the account.
 

 2. 
$500 at 8% for 4.5 years
 



 
Check Your Work     Start Over