Simplify. Assume that all variables represent positive real numbers.- 
A. -3
B. -9
C. 3
D. 7
Answer: A
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Let U = {all soda pops}, A = {all diet soda pops}, B = {all cola soda pops}, 
and 
Describe the set in words.(A - D) ? B
A. All diet cola soda pops that contain caffeine B. All non-diet, caffeine-free cola soda pops C. All diet soda pops that contain caffeine and all cola soda pops D. All diet caffeine-free cola soda pops
Write a negation of the statement. Some citizens obey traffic laws.
A. No citizens obey traffic laws. B. All citizens obey traffic laws. C. Some citizens do not obey traffic laws. D. No citizens do not obey traffic laws.
Subtract and write the result in lowest terms.
- 
A. 
B. 
C. 
D. 
Arrange in order from smallest to largest.5.67, 5
, 5.667, 5
A. 5
, 5
, 5.67, 5.667
B. 5
, 5
, 5.667, 5.67
C. 5
, 5.67, 5.667, 5
D. 5
, 5
, 5.667, 5.67