

1. 
In the expression 18 is 20% of 90, 18 is the ____. 


A. 
base 
B. 
rate 


C. 
percentage 
D. 
percent proportion 


Hint 


2. 
What number is 34% of 65? 


A. 
22.1 
B. 
52.3 


C. 
19.1 
D. 
41.2 


Hint 


3. 
40 is what percent of 25? 


A. 
62.5 
B. 
10 


C. 
160 
D. 
16 


Hint 


4. 
In the expression 18 is 20% of 90, 90 is the _____. 


A. 
rate 
B. 
percent proportion 


C. 
percentage 
D. 
base 


Hint 


5. 
72 is what percent of 90? 


A. 
5% 
B. 
40% 


C. 
20% 
D. 
80% 


Hint 


