

1. 
What is the constant rate of change between the quantities in the table? 





A. 
20 gal per minute 
B. 
2 gal per minute 


C. 
10 gal per minute 
D. 
2 gal per minute 


Hint 


2. 
What is the constant rate of change between the quantities in the table? 





A. 
40 calories per minute 
B. 
4 calories per minute 


C. 
60 calories per minute 
D. 
15 calories per minute 


Hint 


3. 
What is the constant rate of change shown in the graph? 





A. 
70 mph 
B. 
65 mph 


C. 
130 mph 
D. 
55 mph 


Hint 


4. 
What is the constant rate of change shown in the graph? 





A. 
6 
B. 
5 


C. 
3 
D. 
4 


Hint 


5. 
What is the constant rate of change shown in the graph? 





A. 
1 lb per person 
B. 
0 lbs per person 


C. 
0.5 lb per person 
D. 
2 lbs per person 


Hint 

