Name: 
 

Chapter 4 - Review


Multiple Choice
Identify the choice that best completes the statement or answers the question.
 
 
Write and solve an equation to answer the question.
 

 1. 
10% of what number is 25?
a.
250
c.
2.5
b.
240
d.
270
 

 2. 
90% of 100 is what number?
a.
85
c.
90
b.
95
d.
10
 

 3. 
57 is what percent of 95?
a.
166.67%
c.
60%
b.
63%
d.
55%
 
 
Find the cost to store, percent of markup, or selling price.
 

 4. 
Cost to store: $90
Markup: 90%
Selling price:   ? 
a.
$171
c.
$180
b.
$173
d.
$176
 

 5. 
Cost to store: $70
Markup:   ? 
Selling price: $98
a.
71.4%
c.
28.6%
b.
40%
d.
44%
 

 6. 
Cost to store:   ? 
Markup: 70%
Selling price: $102
a.
$64
c.
$60
b.
$71.40
d.
$30.60
 
 
An account earns simple interest. Find the annual interest rate.
 

 7. 
I = $19, P = $950, t = 4 months
a.
6%
c.
4%
b.
2%
d.
0.06%
 

 8. 
I = $283.52, P = $1700, t = 46 months
a.
16.68%
c.
4.35%
b.
0.04%
d.
6.11%
 

 9. 
I = $135, P = $750, t = 6 years
a.
18%
c.
0.03%
b.
2%
d.
3%
 
 
An account earns simple interest. Find the amount of time.
 

 10. 
I = $60, P = $250, r = 4%
a.
6 years
c.
0.1 year
b.
4 years
d.
5 years
 

Other
 

 1. 
Extended Response  Your friend charges the expenses to a concert on a credit card. The simple interest rate is 19%. The charges are paid after 6 months.
Concert Expenses
Ticket
90.00
Food
9.50
Souvenirs
33.70
Total
? 
a.   What is the total of the concert expenses?
b.   What is the amount paid after 6 months?
 



 
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