Ratios

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

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the ratio of stars to circles?

• stars/circles = 11/5
• stars/circles = 5/11
• circles/stars = 5/11

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the ratio of the green apples to all of the apples?

• 4 green to 3 red apples
• 3 green to 4 red apples
• 3 green to 7 apples
• 7 apples to 3 green 

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Beth went to a petting zoo with 23 animals. 9 were goats, 6 were sheep, and the rest were dogs. What is the ratio of dogs to goats?

• 9 to 6
• 8 to 9
• 9 to 23
• 6 to 9

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A recipe requires 2 cups of milk for every 3 cups of flour. If you use 8 cups of milk, how many cups of flour do you need?

• 9
• 12
• 16
• 6

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

For every $5 Carl spends on movies, he spends $15 on video games. Last month, she spent $60 on video games. How much did he spend on movies?

• $50

• $30

• $20

• $25

Tags

CCSS.6.EE.B.7

CCSS.6.RP.A.1

CCSS.6.RP.A.3

In a class, the ratio of boys to girls is 6:5. If there are 18 boys, how many girls are there?

• 11
• 24
• 12
• 15

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

Keely went for a long swim. If she swam 12 miles in 3 hours, how long would she swim in 6 hours?

• 20 miles
• 4 miles
• 72 miles
• 24 miles

Tags

CCSS.6.RP.A.3B

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

• 4
• 30
• 70
• 40

Tags

CCSS.3.MD.B.3