Model Ratios
Writing Equivalent Ratios
Are the ratios equivalent?
Solve Equivalent Ratios
Graphing Ratios
100
Write a ratio of yellow to red circles:
3/4, 3:4, 3 to 4
100
Write 1 more Equivalent Ratio:
3:12
1:4
100
Are the Ratios Equivalent?
2/4 = 8/12
No!
100
Solve for x to make the Ratios Equivalent:
x/5 = 8/10
x = 4
100
Cereal Brand A advertises that they have 60 raisins in their 24-ounce box of cereal. The advertised ratio of raisins to ounces for two other cereal brands are shown in the table and graph.
Which brand advertises the greatest ratio of raisins to ounces of cereal?
Cereal B
200
Write a ratio of yellow to red circles:
5/3, 5:3, 5 to 3
200
Write 1 more Equivalent Ratio:
18:4
9:2
200
Are the Ratios Equivalent?
5/10 = 30/60
x6
Yes!
200
Solve for x to make the Ratios Equivalent:
3/9 = 9/x
x = 27
200
Mrs. Quinto is comparing the Calories in different types of bread. Wheat bread has 150 Calories for every 2 slices. The Calories in two other types of bread are shown in the table and graph.
White BreadSlicesCalories216043206480
Which bread has the greatest ratio of Calories to slices?
White bread
300
Write a ratio of red to blue circles:
5/6, 5:6, 5 to 6
300
Write 2 more Equivalent Ratios:
10:20
1:2, 2:4
300
Are the Ratios Equivalent?
1/2 = 16/18
No!
300
Solve for x to make the Ratios Equivalent:
7/14 = x/42
x = 21
300
Juice Brand A advertises that it has 10 oranges in its 24-ounce juice carton. The advertised ratios of the number of oranges to ounces for two other juice brands are shown in the table and graph.
Brand B
Number of Oranges
3
6
9
12
Juice (oz)
8
16
24
32
Which brand advertises the greatest ratio of oranges to ounces of juice?
Brand C
400
Write a ratio of squares to diamonds:
15:20, 15:20, 15 to 20
400
Write 3 more Equivalent Ratios:
15:30
1:2, 3:6, 5:10
400
Are the Ratios Equivalent?
13/14 = 39/42
Yes!
400
Solve for x to make the Ratios Equivalent:
2/16 = x/80
x = 10
400
Layla’s Smoothies advertises that it has 3 grams of protein in its 6-ounce smoothie. The advertised ratios of the number of grams of protein to the number of ounces of smoothie for two other smoothie brands are shown in the table and graph.
Power Smoothie
Protein (g)
6
12
18
24
Smoothie (oz)
2
4
6
8
Which brand advertises the greatest ratio of grams of protein to ounces of smoothie?
Power Smoothie
500
Write a ratio of Blue Circles to all White Shapes:
4/8, 4:8, 4 to 8
500
!!!!DAILY DOUBLE!!!!
Write 3 more Equivalent Ratios:
24:72
12:36, 8:24, 6:18, 3:9, 4:12
500
Are the Ratios Equivalent?
8/32 = 32/128
Yes!
500
!!!!DAILY DOUBLE!!!!
Solve for x to make the Ratios Equivalent:
X/30 = 54/90
x = 18
500
Matthew’s Bakery says it uses 2 bananas to make a batch of 20 banana muffins. The advertised ratios of bananas to muffins for two other bakeries are shown in the table and graph.
Millie’s Muffins
Number of Bananas
1
2
3
4
Number of Muffins
5
10
15
20
Which bakery advertises the greatest ratio of bananas to muffins?
Muffin Madness