Ratios/Rates/Unit Rate
Proportions
Proportional relationships
Proportional Relationships using Tables, Graphs, Equations
100

Solve for the unit rate 54 miles/ 2 gallons

what is 27 miles per gallon

100
Solve for x x/8 = 2/4
x = 4
100
There are 4 girls to every 1 boy in Mr. Sam's class. If the total class has 20 people. How many girls in total are in the class? Create a proportion.
What is 16 girls?
100
Joe paid $100 for a 5 month membership to LA Fitness. Identify the independent variable and dependent variable.
The independent variable is # of months (x) Dependent Variable is total cost (y)
200

Write as a ratio: 42 pairs of hi-tops out of 56 pairs of sneakers?? Simplify

What is 3/4

200
Do they form a proportion. 3/14, 9/42
What is Yes
200
Yellow shirts come in packs of 4 and white shirts come in packs of 3. If Sal buys 28 shirts, how many shirts of each color does he buy?
Yellow shirts: 16 White shirts: 12
200
Joe paid $100 for a 5 month membership to LA Fitness. What is the constant of proportionality?
What is 20?
300
Compares two quantities that have different units of measure
What is a rate?
300
Write a PROPORTION: It took 10 students 4 hours to clean the gym after the prom. Which proportion can you use to find how long it would have taken 2 students to clean the gym?
10 students/ 4 hours = 2 students/x hours
300
For every 3 square feet that Lily plants, Josh plants 2 square feet. If Lily plants 12 square feet, how many square feet are planted in all?
What is 20 square feet?
300
What is the Constant of Proportionality from the table below. http://www.solving-math-problems.com/images/constant-of-proportionality-21719188.jpg
What is 45?
400
A ball fell 144 ft in 3 seconds. How far did it fall in one second?
What is 48 ft per second.
400
3 cups of nuts are needed to make 48 cookies. How many cookies will 5 cups of nuts make?
What is 80 cookies.
400
Katy works at a Subway. She can make 27 sandwiches in 3 hours. At that rate, how long does she have to work to make 81 sandwiches?
What is 9 hours?
400
Find the constant of proportionality using the graph... https://drive.google.com/open?id=0B_wSYV5rTbLIOWNkcVJweWZCdWM And what is the equation?
What is 0.5? What is y = .5x