Ratios

What is a Ratio?

• It's a comparison of two quantities by division

• Multiplying two fractions

• A number over another number

• Two decimals that can be multiplied

What are the three ways to write a ratio

• 2;3 , 2 to 3 , 2\3

• 2:3 , 2 to 3 , 2/3

• 2:3 , 2 too 3 , 2/3

Which of the following options is a real life example of a ratio?

• 12 noodles

• 4 meatballs : 1 cup of sauce

• 1 jar of sauce

• 15 desserts

Patrick has 2 black, 3 red, and 5   white toy cars. What is the ratio of red toy cars to all the toy cars? 

• 3:5

• 1:3

• 3:11

• 3:10

In the fruit bowl there are 4 apples, 2 bananas, and 5 pears.  What is the ratio of pears to ALL fruit?

• 5:4

• 5:11

• 2:5

• 6:5

What is the ratio of triangles to squares?

• 2:6

• 5:6

• 3:4

• 4:3

What is the ratio of triangles to squares?

• 6/3

• 3/9

• 9/3

• 3/5

What is the ratio of red circles to blue stars?

• 3:4

• 7/4

• 11/4

• 4 to 7

There are 21 boys and 6 girls in Ms. Walker's homeroom. What is the ratio of girls to boys?

• 6:21

• 21:6

• 2:7

• 7:2

Ms. Walker has 11 Playstation 4 games and 13 Nintendo games. What is the ratio of PS4 games to Nintendo games?

• 5:7

• 1 to 3

• 13/11

• 11/13