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


1.

Plot the number 2.8 on the real number line.


2.

Which of the following is an example of a rational number that is not a natural
number?


3.

Evaluate the expression.


4.

Find the difference.


5.

What number must be added to 38 to obtain –7?


6.

The temperature at 6 A.M. was F. By noon, the temperature
had increased by F. What was the temperature at
noon?
a.  23°F  b.  21°F  c.  25°F  d.  2°F  e.  –25°F 


7.

A man awoke to a temperature of 40°F. By the time he arrived at work, the
temperature had increased by 11°F. At lunch he noted the temperature had decreased from the
temperature when he arrived at work by 12°F. Upon arriving home after work, the temperature had
decreased another 13°F. What was the temperature when the man arrived home?
a.  76°F  b.  26°F  c.  52°F
 d.  15°F  e.  4°F 


8.

The temperature measured by a weather balloon is decreasing approximately F for each 1000foot increase in altitude. The balloon rises 9000 feet. What is the total
temperature change?


9.

An object moves a distance of 490 miles in 7 hours. What is the object's
average speed in miles per hour?


10.

Add the fractions and write the result in simplest
form.


11.

Multiply the fractions and write the result in
simplest form.


12.

Multiply and write the result in simplest
form.


13.

Write the fraction in decimal form.
a.  0.6  b.  0.2  c.  9.9  d.  9.4  e.  0.1 


14.

Rewrite the expression in exponential form.


15.

Evaluate the expression .


16.

Evaluate the expression , if possible.


17.

Evaluate the expression .


18.

Identify the property of real numbers illustrated by the statement .
a.  Commutative Property of Multiplication  b.  Commutative Property of
Addition  c.  Distributive Property  d.  Associative Property of
Addition  e.  Associative Property of Multiplication 


19.

Rewrite the expression by using the Distributive
Property of real numbers.


20.

Find the additive inverse and the multiplicative inverse of .
