

1. 
Express 4283% as a decimal. 


A. 
4283 
B. 
42.83 


C. 
4.283 
D. 
428.3 


Hint 


2. 
Express 0.49% as a decimal. 


A. 
0.0049 
B. 
0.49 


C. 
0.049 
D. 
0.00049 


Hint 


3. 
In a sample of air containing about 500 liters, 4.67 liters of the element Argon was found. What percentage of the air is Argon? 


A. 
0.1868% 
B. 
0.934% 


C. 
0.467% 
D. 
0.2335% 


Hint 


4. 
Find 0.061 written as a percent. 


A. 
0.61% 
B. 
0.00061% 


C. 
61% 
D. 
6.1% 


Hint 


5. 
Find 0.008 written as a percent. 


A. 
0.08% 
B. 
80% 


C. 
8% 
D. 
0.8% 


Hint 


