Model Ratios
Writing Equivalent Ratios
Are the ratios equivalent?
Solve Equivalent Ratios
Word Problems
100
Write a of yellow to red circles:
3/4, 3:4, 3 to 4
100
The table below shows how much Adamari charges to babysit.
How much would Adamari charge for 7 hours?
$45.50
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
The ratio of tomatoes to red apples is 2:5. If there are 20 tomatoes, how many red apples are there?
50 apples
200
Write a ratio of yellow to red circles:
5/3, 5:3, 5 to 3
200
You purchase a dozen roses for $42. Each rose cost the same amount. How much will you pay for 7 roses at the same price per rose?
$24.50
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
The ratio of berries to oranges is10:1. If there are 25 oranges, how many berries are there?
250 berries
300
Write a ratio of red to blue circles:
5/6, 5:6, 5 to 6
300
There are 12 gallons of water used after 4 showers. How many showers can happen with 216 gallons of water.
72
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
The ratio of bananas to melons is 30:1 If there are 300 bananas, how many melons are there?
10 Melons
400
Write a ratio of squares to diamonds:
15:20, 15:20, 15 to 20
400
Ms. Greene is making arroz con pollo for the teacher potluck. The dish is made of 5 parts rice and 1 part chicken. If she makes 18 cups of arroz con pollo, how many cups of rice does she need for her recipe?
15
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
12 students play on the school's basketball team and 36 students play on the football team. What is the ratio of basketball players to football players?
1:3
500
Write a ratio of Blue Circles to all White Shapes:
4/8, 4:8, 4 to 8
500
Ms. Lasagna is making spaghetti. She uses 1½ can of tomato paste for every 3 bowls of spaghetti. She has 3¾ cans of tomato paste in her pantry. How many bowls of spaghetti can she make?
7.5 Bowls
500
Are the Ratios Equivalent?
8/32 = 32/128
Yes!
500
Solve for x to make the Ratios Equivalent:
X/30 = 54/90
x = 18
500
The ratio of blueberries to strawberries is 1:7. If there are210 strawberries, how many blueberries are there.
30 Blueberries