

1. 
Express 830% as a decimal. 


A. 
8.3 
B. 
83.0 


C. 
0.83 
D. 
0.083 


Hint 


2. 
Which of the following is not reasonable? 


A. 
Last year's sales were 108% of this year's sales. 


B. 
The weight of a mouse is 0.60% the weight of a lion. 


C. 
The cost of gasoline is 120% of last year's cost. 


D. 
The number of household microwaves today are 0.95% of the microwaves in 1980. 


Hint 


3. 
Express .00034 as a percent. 


A. 
3.4% 
B. 
0.0034% 


C. 
0.034% 
D. 
0.34% 


Hint 


4. 
The number of U.S. households with cable television increased 219% between 1981 and 2001. Write 219% as a decimal. 


A. 
2.19 
B. 
21.9 


C. 
21,900 
D. 
0.219 


Hint 


5. 
Find 0.061 written as a percent. 


A. 
0.00061% 
B. 
6.1% 


C. 
61% 
D. 
0.61% 


Hint 


