1.	Which of the following is a unit rate?
		A.	2 hamburgers for $2.00	B.	60 Calories per serving
		C.	300 miles in 5 hours	D.	17 heartbeats in 15 seconds
		Hint
	2.	Eric uses 7 gallons of gas to drive 196 miles. How many miles can he drive using 1 gallon of gas?
		A.	30	B.	28
		C.	14	D.	22
		Hint
	3.	Which is the best buy: $4.08 for a 16-ounce box of cereal, $4.50 for an 18-ounce box of cereal, or $5.39 for a 22-ounce box of cereal?
		A.	18-ounce box	B.	There is no best buy because they all have the same unit price.
		C.	22-ounce box	D.	16-ounce box
		Hint
	4.	Express $15 for 10 gallons as a unit rate.
		A.	$5 per gallon	B.	$1000 per ton
		C.	$3 for 2 gallons	D.	$1.50 per gallon
		Hint
	5.	Shuo ran 5 km in 20 min, Poloma ran 15 km in 40 min, and Keisha ran 3 km in 15 min. Who had the highest average speed?
		A.	Keisha
		B.	Poloma
		C.	None of them; they all ran at the same average speed.
		D.	Shuo
		Hint