Unit Rate
A cookie recipe calls for 5 tablespoons of butter for every 4 tablespoons of vanilla. How many tablespoons of butter should be used for every 1 tablespoon of vanilla?
1.25 tablespoons of butter per tablespoon of vanilla.
Mrs. Bartlett has 3 dogs, 2 cats, and 7 fish.
What is the ratio of fish to cats?
7:2
Mrs. Shortslef coaches volleyball. She has 9 players that have never played before. This number represents 60% of the total number of players on the team. How many total players are on her team?
15 total players
What does "per" mean.
One
Andrea can answer 24 questions in 3 minutes.
When the rate is expressed in questions per minute, what is the unit rate?
8 questions per minute.
Write one ratio relationship from the graph below using ratio language.
ex: For every...
See separate graph
Answers may vary
Write 20% has a fraction.
20/100
What are percents out of?
100
The table shows the ratio relationship between the number of students who like football and the number of students who like basketball. Complete the table.
See separate chart
8, 184, 33
Aubree has 465 animals at her zoo. 132 of them are reptiles. What is the ratio of reptiles to animals that are not reptiles.
132:333
Write 20% as TWO different decimals.
0.20
0.2
What makes something a "better deal?"
It is cheaper per one.
The Tamayo family are going on a road trip. Their car uses 20 gallons of gas to go 460 miles. How many miles can they drive for every 1 gallon of gas?
23 miles per gallon of gas.
Write one ratio relationship from the graph below using ratio language.
ex: For every...
See separate graph
Answers will vary.
What is 45% of 50
22.5
When writing a ratio relationship, how should it start?
For every...
Logan loves to eat ice cream. He can either buy a 32 ounce container of ice cream for $3.84 or a 40 ounce container of ice cream for $5.20. Which is a better deal?
Create a representation to explain your thinking.
32 ounce container
For the ratio given below, create FOUR equivalent ratios. Two ratios from scaling up and two from scaling down.
20:30
Answers will vary.
Ms. Byrnes' has some candy to hand out on Halloween. Some of it is chocolate and the rest are lollipops. She has 30 lollipops. This number represents 40% of the total pieces of candy that Ms. Byrnes has. How many pieces of chocolate does she have?
45
What is a ratio?
A comparison of two things.