Ratios
Proportions
Rates
Problems
100

2:1  =  4:2?

True or False

True

100

On a bus, there are 10 girls and 5 boys. What is the ratio of girls to boys?

2:1

100

If you get 10 slices out of 2 pizzas, how many slices are in each pizza?

5

100

21 / 7

3

200

3:1 = 12:3?

True or False

False

200

On a bus, there are 15 boys and 10 girls. What is the ratio of boys to girls?

3:2

200

If you get 21 slices from 3 pizzas, how many slices are in each pizza?

7

200

16 / 5

3.2

300

If the ratio of cats to dogs is 4:3, and there are 12 cats, how many dogs are there?

9

300

On a bus, there are 6 boys, 4 girls, and 2 supervisors. What is the ratio of boys to girls and supervisors?

3:2:1

300

If you have 3 tables and 12 chairs, how many chairs does each table get?

4

300

2- 4

4

400

If the ratio of cats to dogs to birds is 5:3:1, and there are 2 birds, how many cats are there?

10

400

On a bus, there are 12 girls, 9 boys, and 3 supervisors. What is the ratio of girls to boys to supervisors?

4:3:1

400

A market sells 5 apples for 10.50$. How much is a single apple worth?

2.10$

400

2+ 32

35

500

If the ratio of cats to dogs to birds is 3:1:4, and there are 12 birds, how many dogs are there?

3

500
On a bus, there are 8 boys, 4 girls, and 2 supervisors. What is the ratio of boys to girls to supervisors?

4:2:1

500

A market sells 4 apples for 12.80$ but also sells 7 apples for 21.00$. Which deal is better?

The first one

500

(2 x 4.5)2 + 1

82

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