Ratios

Which sentence accurately represents the following ratio:

• The ratio of moons to suns is 4 to 8

• There are 4 moons for every 8 suns

• There are 4 moons for every 2 suns

• The ratio of suns to moons is 2:1

If 30 kids in the class like grape juice, how many kids like pineapple juice?  Use the tape diagrams to answer.

• 4
• 30
• 70
• 40

How many ways can you write a ratio?

• 2

• 4

• none

• 3

What is the ratio of red apples to green apples?

• 7 to 3

• 4 to 7

• 4 to 3

• 3 to 4

What is the ratio of orange circles to blue circles?

• 2 : 3

• 3 : 5

• 3 : 2

• 2 : 5

A bag of marbles comes with 3 blue marbles, 2 red marbles, and 5 yellow marbles. What is the ratio of red to yellow?

• 2 to 5

• 5 to 3

• 3 to 5

• 5 to 2

Solve for A in the table.

• A= 40
• A= 10
• A= 9
• A= 45

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

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

Kelly has 10 apps on her iPad. 5 are school apps, 2 are music apps, and 3 are games. What is the ratio of school apps to game apps?

• 5 to 2
• 3 to 5
• 5 to 10
• 5 to 3