1.	Express the ratio 437.6 miles on 17.8 gallons of gasoline as a unit rate.
		A.	27.50 miles per gallon	B.	25.71 miles per gallon
		C.	26.33 miles per gallon	D.	24.58 miles per gallon
		Hint
	2.	Use ratios to convert 65 miles per hour to feet per second.
		A.	44.32 feet per second	B.	57.2 feet per second
		C.	95.3 feet per second	D.	343.2 feet per second
		Hint
	3.	Express the ratio 45 seconds to 30 minutes as a fraction in simplest form.
		A.		B.
		C.	40	D.
		Hint
	4.	Express the ratio 16 days to 4 weeks as a fraction in simplest form.
		A.		B.
		C.	4	D.
		Hint
	5.	A six-pack of soda costs $2.49, a 12-pack of soda costs $3.99, and a 24-pack of soda costs $5.49. Which pack has the lowest cost per unit?
		A.	The unit rates are equal.	B.	6-pack
		C.	12-pack	D.	24-pack
		Hint