Practice solving ratio and proportion problems in math

**Quick Math Guide**

*∷ A ratio a:b is in its simplest form if the Greatest Common Divisor of a and b is 1*

*∷ A ratio always exists between two quantities of the same kind and in the same units*

**Practice Worksheet**

1. Find the ratio of 45 cms to 90 cms in its simplest form.

2. Find the ratio of 45 cms to 1 metre in its simplest form.

3. There are 12 plates and 15 cups on the table. Find the ratio of plates to cups.

4. Are the following ratios equal: 14 cookies for 7 children and 44 cookies for 21 children.

5. Are the following ratios equal:170 steps in 2 minutes and 85 steps in 60 seconds.

Answers:

1. 1:2

2. 9:20

3. 4:5

4. No

5. Yes