Ratios and Simplifying Ratios

What is the ratio of red apples to green apples

• 7 apples to 3 green

• 4 red apples to 7 apples

• 4 red apples to 3 green apples

• 3 green apples to 4 red apples

What is the ratio of red circles to blue stars?

• 3:4

• 7/4

• 11/4

• 4 to 7

If there are 5 boys and 7 girls, write the ratio of girls to boys.

• 5 to 7

• 7 to 5

• 5 to 12

• 7 to 12

Ten soccer players were going to a soccer tournament with their three coaches. What is the ratio of coaches to players? 

• 10 : 3

• 10:13

• 3 : 10

• 3:13

Simplify the ratio and write using a ( : ).

_{Simplify the following ratio
8 :  12}

• 1 : 3

• 2 : 3

• 3 : 4

• 4 : 5

The common factor we can use to simplify the ratio above to its simplest form is

• 3

• 4

• 6

• 7

Write the ratio in simplest form: 180 red marbles to 145 blue marbles

Mathematical Equivalence

ON

Simplify as fully as possible 28:42

• 14 : 21

• 3 : 2

• 1 : 1.5

• 2 : 3

There are 16 circles and 4 triangles. What is the simplest ratio of circles to triangles?

• 16:4

• 8:2

• 4:1

• 16:20

• 4:5