G7 30/12

Simplify

• 2:10

• 1:10

• 1:2

• 2:1

There are 13 boys and 10 girls in the classroom.  What is the ratio of boys to girls?

• 10 to 13
• 23 to 13
• 13 to 10
• 23 to 10

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

There are 4 birds and 6 snakes. What is the ratio of birds to snakes?

• 6:4

• 4:6

• 1:3

• 10:16

What is the ratio of triangles to squares?

• 2:6
• 5:6
• 3:4
• 4:3

A ratio can be written as all the ways below EXCEPT which one?

• 3=4
• 3:4
• 3/4
• 3 to 4

What is a Ratio?

• Is a comparison of two quantities 
• To multiply two fractions 
• A number over another number
• Two decimals that can be multiplied

Simplify the following ratio:

15 : 35

• 1 : 3

• 3 : 7

• 15 : 35

• 1.5 : 3.5

Simplify the ratio 3:15

• 1:3

• 6:30

• 1:7

• 1:5

Write the ratio 30 : 15 in its simplest form

• 3:1

• 6:3

• 60:30

• 2:1