1.   What is the constant rate of change between the quantities in the table?
   
    A. $5 per hour B. $1 per hour
    C. $10 per hour D. $40 per hour
    Hint

  2.   What is the constant rate of change between the quantities in the table?
   
    A. 5 burgers per person B. 2 burgers per person
    C. 10 burgers per person D. 20 burgers per person
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  3.   What is the constant rate of change shown in the graph?
   
    A. 3 B. 4
    C. 5 D. 6
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  4.   What is the constant rate of change shown in the graph?
   
    A. $10 per lawn B. $20 per lawn
    C. $5 per lawn D. $16 per lawn
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  5.   What is the constant rate of change shown in the graph?
   
    A. 1 lb per person B. 2 lbs per person
    C. 0.5 lb per person D. 0 lbs per person
    Hint