1.	The table compares the age of a cat to the age of a human. Find the rate of change in human years between a cat’s age of 1 and 6?
		A.	5 human years per year	B.	4 human years per year
		C.	5.7 human years per year	D.	4.5 human years per year
		Hint
	2.	The table shows the amount of snow during a snow storm. Find the rate of change in the amount of snow from 2:30 to 4:30.
		A.	0.67 inch per hour	B.	0.33 inch per hour
		C.	0.75 inch per hour	D.	0.80 inch per hour
		Hint
	3.	The table shows the value of a car as it gets older. Find the rate of change in value of the car from the third year to the fifth year.
		A.	-$1,500 per year	B.	-$2,500 per year
		C.	-$1,400 per year	D.	-$1,250 per year
		Hint
	4.	The graph shows the population of Washington, D.C. Find the rate of change in population of Washington, D.C. from 1990 to 2000.
		A.	-3,400 people per year	B.	-3,100 people per year
		C.	-3,500 people per year	D.	-3,300 people per year
		Hint
	5.	The graph shows the fuel efficiency for the light duty trucks in the United States. Find the rate of change in the fuel efficiency from 1999 to 2000.
		A.	0 mpg per year	B.	0.075 mpg per year
		C.	-0.4 mpg per year	D.	-0.2 mpg per year
		Hint