Solving Proportions Quiz

1. Solve for x: 3/5 = x/15

• 7

• 12

• 5

• 9

2. Solve for y: 4/7 = 12/y

• y = 12/4

• y = 4/12

• y = 7/4

• y = 84/4

3. Solve for z: 8/9 = z/36

• 4

• 24

• 32

• 12

4. Solve for a: 2/3 = a/12

• a = 6

• a = 10

• a = 4

• a = 8

5. Solve for b: 5/8 = 25/b

• 40

• 30

• 15

• 10

6. State if each pair of ratios forms a proportion.

• Yes

• No

7. State if each pair of ratios forms a proportion.

• Yes

• No

8. State if each pair of ratios forms a proportion.

• Yes

• No