Name: 
 

Chapter 3 Post Test



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

 1. 

Solve the linear equation mc001-1.jpg for x.
a.
mc001-2.jpg
b.
mc001-3.jpg
c.
mc001-4.jpg
d.
mc001-5.jpg
e.
mc001-6.jpg
 

 2. 

The perimeter of a rectangle is mc002-1.jpg inches. The length of the rectangle is mc002-2.jpg times its width. Find the dimensions of the rectangle.
a.
length: mc002-3.jpg inches
width: mc002-4.jpg inches
b.
length: mc002-5.jpg inches
width: mc002-6.jpg inches
c.
length: mc002-7.jpg inches
width: mc002-8.jpg inches
d.
length: mc002-9.jpg inches
width: mc002-10.jpg inches
e.
length: mc002-11.jpg inches
width: mc002-12.jpg inches
 

 3. 

Solve the linear equation mc003-1.jpg for x.
a.
mc003-2.jpg
b.
mc003-3.jpg
c.
mc003-4.jpg
d.
mc003-5.jpg
e.
mc003-6.jpg
 

 4. 

Use cross-multiplication to solve the equation mc004-1.jpg for x.
a.
mc004-2.jpg
b.
mc004-3.jpg
c.
mc004-4.jpg
d.
mc004-5.jpg
e.
mc004-6.jpg
 

 5. 

Solve the equation mc005-1.jpg for x. Round your answer to two decimal places.
a.
mc005-2.jpg
b.
mc005-3.jpg
c.
mc005-4.jpg
d.
mc005-5.jpg
e.
mc005-6.jpg
 

 6. 

Solve the equation mc006-1.jpg for x. Round your answer to two decimal places.
a.
mc006-2.jpg
b.
mc006-3.jpg
c.
mc006-4.jpg
d.
mc006-5.jpg
e.
mc006-6.jpg
 

 7. 

Convert 33.5% to a fraction.
a.
mc007-1.jpg
b.
mc007-2.jpg
c.
mc007-3.jpg
d.
mc007-4.jpg
e.
mc007-5.jpg
 

 8. 

Convert mc008-1.jpg% to a fraction.
a.
mc008-2.jpg
b.
mc008-3.jpg
c.
mc008-4.jpg
d.
mc008-5.jpg
e.
mc008-6.jpg
 

 9. 

Write the ratio mc009-1.jpg as a fraction in simplest form.
a.
mc009-2.jpg
b.
mc009-3.jpg
c.
mc009-4.jpg
d.
mc009-5.jpg
e.
mc009-6.jpg
 

 10. 

Find a ratio that compares the relative sizes of the quantities.

11 inches to 8 feet
a.
mc010-1.jpg
b.
mc010-2.jpg
c.
mc010-3.jpg
d.
mc010-4.jpg
e.
mc010-5.jpg
 

 11. 

Find the unit price (in dollars per ounce) if a 21-ounce can of pineapple costs $3.36.
a.
$0.21 per ounce
b.
$0.23 per ounce
c.
$0.16 per ounce
d.
$0.18 per ounce
e.
$0.19 per ounce
 

 12. 

Solve the proportion mc012-1.jpg to determine x.
a.
mc012-2.jpg
b.
mc012-3.jpg
c.
mc012-4.jpg
d.
mc012-5.jpg
e.
mc012-6.jpg
 

 13. 

If an object traveled 230 miles at a rate of 25 miles per hour, how long (in hours) did it take to travel this distance?
a.
9.7 hours
b.
0.11 hour
c.
5750 hours
d.
9.2 hours
e.
7.7 hours
 

 14. 

Suppose $12,000 is borrowed for 5 years and is to be paid back with interest in one lump sum. If the annual interest rate is 8%, what will the lump sum payment be?
a.
$16,800.00
b.
$492,000.00
c.
$16,100.00
d.
$17,400.00
e.
$4,800.00
 

 15. 

Suppose $7000 is divided between two investments earning 9% and 5% simple interest. Over the course of a year the two accounts earned a total of $554. How much was invested in each account?
a.
1900 in the account earning 9%
5100 in the account earning 5%
b.
4600 in the account earning 9%
2400 in the account earning 5%
c.
5100 in the account earning 9%
1900 in the account earning 5%
d.
3500 in the account earning 9%
3500 in the account earning 5%
e.
2400 in the account earning 9%
4600 in the account earning 5%
 

 16. 

Two cars start at the same point and travel in the same direction at average speeds of 60 miles per hour and 40 miles per hour. How much time (in hours) must elapse before the two cars are 60 miles apart?
a.
3.00 hours
b.
0.60 hour
c.
1.00 hour
d.
1.50 hours
e.
2.50 hours
 

 17. 

Which inequality has the graph that is shown?

mc017-1.jpg
a.
mc017-2.jpg
b.
mc017-3.jpg
c.
mc017-4.jpg
d.
mc017-5.jpg
e.
mc017-6.jpg
 

 18. 

Which inequality has the graph that is shown?
           
mc018-1.jpg
a.
mc018-2.jpg
b.
mc018-3.jpg
c.
mc018-4.jpg
d.
mc018-5.jpg
e.
mc018-6.jpg
 

 19. 

Solve the inequality mc019-1.jpg.
          
a.
mc019-2.jpg
b.
mc019-3.jpg
c.
mc019-4.jpg
d.
mc019-5.jpg
e.
mc019-6.jpg
 

 20. 

A cell phone company offers two text messaging plans. With the first plan, you can send an unlimited number of text messages for mc020-1.jpg a month. With the second plan, you can send mc020-2.jpg text messages for mc020-3.jpg and then pay mc020-4.jpg for every additional message sent. How many text messages must be sent in a month for the first plan to be less expensive than the second plan?
a.
mc020-5.jpg
b.
mc020-6.jpg
c.
mc020-7.jpg
d.
mc020-8.jpg
e.
mc020-9.jpg
 



 
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