CBA 1 Review- Rates and Unit Rates / Rate of Change

​CBA Review

​Test Taking Strategies

UPS Check is a process we will use as we review test like questions to help with comprehension and problem solving.

​Remember.....

1. A test is just a measurement of your understanding.

2. Take a deep breath.

3. Read the material carefully.

4. Take notes.

5. Follow the UPS Check and use your invisible questions in Google Classroom.

6. ALWAYS double check your work!

7. Make sure you select the correct answer before moving onto the next question.

A rate compares two different quantities.

A unit rate has a denominator of 1.

​Topic 2: Rates and Unit Rates

To solve for the unit rate you divide the numerator by the denominator.

​How to find the Unit Rate

​(numerator) "per" (denominator)

​miles "per" gallon

​price "per" pound

​price "per" something

Fill in the Blanks

UPS Check: Juan is selling 12 pencils for $15. What is the price per pencil?

unit rate

unit rate

**After you find the unit rate you will either multiply or divide. *

Multiple Choice

UPS Check: Water flows from a faucet at a rate of 5 gallons every 25 seconds. At this rate, how many gallons will flow from the faucet in 45 seconds?

• 9 gallons
• 5 gallons
• 11 gallons
• 40 gallons

Change in y

Change in x

Multiple Choice

Find the rate of change

• 1
• 2
• 11
• Not a constant slope/Non-Linear

Multiple Choice

Mrs. Soto can decorate 10 cupcakes in 4 minutes. Which graph best represents this relationship?