Finding Ratios
Equivalent Ratios
Double Number Line Diagrams
Picture Diagrams
Vocabulary
100
Gary has three apples and four bananas. What is the ratio of apples to bananas?
3:4
100
Which is an equivalent ratio to 4:3?
A. 3:4
B. 8:6
C. 2:1
B. 8:6
Each is multiplied by 2.
100
Fill in the missing numbers on the double number line diagram.
20 and 5
The top row adds by 4 each time and the bottom row adds by 1 each time.
100
Darla is making Trail Mix for her hiking trip. What is the ratio of raisins to almonds in her mix?
2:6
100
A ____________________________________ uses a pair of parallel number lines to represent equivalent ratios.
double number line diagram
200
Wanda made a pie using flour and eggs. For every two cups of flour, there were 3 eggs. What is the ratio of flour to eggs in her recipe?
2:3
200
What is an equivalent ratio to 2:5?
A. 4:10
B. 5:2
C. 5:10
A. 4:10
Each is multiplied by 2.
200
How many batches of orange paint do you make with 8 cups of red paint?
Red Paint 0 2 4 6 8
l-----l-----l-----l-----l
Yellow Paint l-----l-----l-----l-----l
0 3 6 9 12
4
200
If Darla wants to double the recipe, below, how many pretzels will she need?
8
200
The word ___________ means “for each”.
per
300
Maggie ran three miles yesterday and five miles today. What is the ratio of miles she ran today to the miles she ran yesterday?
5 to 3
300
Which is an equivalent ratio to 3:9?
A. 9:3
B. 1:3
C. 2:3
B. 1:3
Each is divided by 3.
300
Fran works as a waitress at Texas Roadhouse. How much money did she make in 8 hours? 
$58
300
If there are 12 cats, how many dogs are there?
15
Both the cats and dogs are multiplied by 3.
300
The __________________ is the cost for one item or for one unit of measure.
unit rate
400
On the soccer team, there were 8 girls and 7 boys. What is the ratio of boys to all players?
7 to 15
400
Which is an equivalent ratio to 7:56?
A. 8:1
B. 1:7
C. 1:8
C. 1:8
Each is divided by 7.
400
Jack ran 30 miles in 10 minutes. John ran 48 miles in 12 minutes. Who ran at a faster rate?
Jack ran at a faster rater because 30/10 is 3 and 48/12 is 4 which means John ran 4 miles in one minute and jack only ran 3 miles in one minute.
400
If Leah mixes 6 cups of white paint and 12 tablespoons of blue paint, will she get the same shade as the mixture below?
No, because 2x3=6 and 6x2=12. In order to be the same shade, she would need to use an equivalent ratio. To be an equivalent ratio, both sides of the original ratio must be multiplied or divided by the same number. These are not.
400
______________ tells how many meters an object goes in one second.
meters per second
500
Joe, Kevin, and Nick each wrote some new songs. Joe wrote 3 new songs, Kevin wrote 4 new songs, and Nick wrote 2 new songs. What is the ratio of songs that were written by Joe to Nick to Kevin?
3:2:4
500
Which ratio is not equivalent to 2:7?
A. 1:3.5
B. 4:7
C. 4:14
B. 4:7
B is incorrect, because 2 is multiplied by 2, but 7 is only multiplied by 1.
A is correct, because each are divided by 2.
C is correct, because each are multiplied by 2.
500
Charlotte wanted to make 5 batches of orange paint using the ratio represented below. If she uses 16 teaspoons of red paint and 25 teaspoons of yellow paint, will she get the same shade?
No, because the ratio is not equivalent. She, will need to use 15 teaspoons of red instead of 16 in order to get the right shade.
500
How many cups of milk are needed, if we make a milkshake using 4 teaspoons of chocolate syrup and 8 frozen bananas?
12. All three ingredients should be multiplied by 4.
500
______________________ are ratios that make the same comparison of numbers
equivalent ratios