

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





A. 
$40 per hour 
B. 
$1 per hour 


C. 
$10 per hour 
D. 
$5 per hour 


Hint 


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





A. 
10 gal per minute 
B. 
2 gal per minute 


C. 
20 gal per minute 
D. 
2 gal per minute 


Hint 


3. 
What is the constant rate of change between the quantities in the table? 





A. 
4 calories per minute 
B. 
60 calories per minute 


C. 
15 calories per minute 
D. 
40 calories per minute 


Hint 


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





A. 
$20 per lawn 
B. 
$10 per lawn 


C. 
$16 per lawn 
D. 
$5 per lawn 


Hint 


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





A. 
150 feet per minute 
B. 
15 feet per minute 


C. 
150 feet per minute 
D. 
15 feet per minute 


Hint 

