1. Rate: a ratio that compares two different kinds of numbers, such as miles per hour (mph) or dollars per pound Unit Rate: compares the price of an item to its unit measure

2.  Miles per hour (mph)  Feet per second  Heartbeats per minute - heart rate  Dollars per hour  baby sitting fee

3.  Count the number of times your heart beats in 10 seconds. (Record results as a fraction)  Ask a partner to count his or her pulse for 15 seconds. (Record results as a fraction)  Whose pulse is faster?

4. On a vacation, Linda’s family traveled 495 miles at 55 mph. How long did the trip take? FormulaRate= Distance Time 55=495 T

5. 1.You rode your bike 2 hours and traveled 24 miles. What is your rate of speed. 2. You rode your bike at a rate of 10 miles per hour for 4 hours. How many miles did you travel? 3. You ride 18 miles and travel at a rate of 12 mph. How long did this take you?

6. Compares the price of n item to its unit measure

7. 1. Eggs are on sale for.72 per dozen. How much is each egg? Per =divide 2. You biked 68 miles in 4 days. Find the unit rate? 3. Which of the following is the better buy: 2 batteries for $1.50 or 6 batteries for $4.80?

8. Complete p. 406 #1-17