Ratio Word Problems
Writing Equivalent Ratios
Are the ratios equivalent?
Solve Equivalent Ratios
RISK IT
100

The ratio of tomatoes to red apples is 2:5. If there are 20 tomatoes, how many red apples are there?

50 apples 

100

Write 1 more Equivalent Ratio:

3:12

1:4

100

Are the Ratios Equivalent?  


2/4 = 3/5

No!

100

Solve for x to make the Ratios Equivalent:

x/5 = 8/10

x = 4

100

big risk big reward

-100

200

The ratio of berries to oranges is10:1. If there are 25 oranges, how many berries are there?

250 berries 

200

Write 1 more Equivalent Ratio:

18:4

9:2

200

Are the Ratios Equivalent?  

5/10 = 3/6

Yes!The division/multiplicative relationship between both parts of the ratio is the same. 

5/3 = 1 2/3 and 10/6 = 1 2/3 

1/2 = 3/6 = 5/10

200

Solve for x to make the Ratios Equivalent:

3/9 = 9/x

x = 27

200

roll a dice:

odd: u win 

even: -200

10 to 14, 10:14, or 10/14

300

The ratio of bananas to melons is 30:1 If there are 300 bananas, how many melons are there?

10 Melons

300

Write 2 more Equivalent Ratios:

10:20

1:2, 2:4  

300

Are the Ratios Equivalent?  

8/10 = 16/18


No!

300

Solve for x to make the Ratios Equivalent:

7/14 = x/42

x = 21

300

Was it worth the risk? 

donate 300 points

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 

400

Write 3 more Equivalent Ratios:

15:30

1:2, 3:6, 5:10

400

Are the Ratios Equivalent?  

13:14 and 39:42


Yes! The division/multiplicative relationship between the parts of the ratio is the same. 

13 x 3 = 39 and 14 x 3 = 42

400

Solve for x to make the Ratios Equivalent:

2/16 = x/80

x = 10

400

Roll a die 

odd: double it win

even: double it and lose

A straight diagonal line would pass through all the points on the coordinate plane. 

500

The ratio of blueberries to strawberries is 1:7. If there are 210 strawberries, how many blueberries are there

30 blueberries 

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 = 56/224

Yes!

8 x 7 = 56 and 32 x 7 = 224

500

!!!!DAILY DOUBLE!!!!

Solve for x to make the Ratios Equivalent:

18/x = 54/90

x = 30

500

BIIIIIIIG RISK

u win 500