Ratio Models and Tables

If 24 kids in the class like grape juice, how many kids like pineapple juice?  Use the tape diagrams to answer.

• 4

• 40

• 28

• 32

Which numbers come next on the double number line?

• Sugar: 12

  Flour: 8

• Sugar: 12

  Flour: 18

• Sugar: 8

  Flour: 12

• I have no idea!

The double number line shows that a water park allows 18 people to go down their giant water slide in 3 minutes. How long would it take 12 people to go down the slide?

• 1 minute

• 2 minutes

• 3 minutes

• No way to find out.

2:3=___:18

• 6

• 12

• 3

• 2

Which number will complete the equivalent ratio for 4:12? 20:_____

• 60

• 12

• 48

• 2

Select ALL the ratios equivalent to 8:20

• 4:10

• 10:4

• 3:12

• 2:5

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

To disinfect 1 quart of stream water to make it drinkable, you need to add 2 tablets of iodine. How many tablets do you need to disinfect 4 quarts?

• 4 tablets

• 5 tablets

• 6 tablets

• 8 tablets

An ostrich can run at a rate of 50 miles in 60 minutes. At this rate, how long would it take an ostrich to run 15 miles?

• 12 minutes

• 18 minutes

• 5 minutes

• 10 minutes

A soup that serves 16 people calls for 4 cups of chicken broth. How many cups of chicken broth would you need to make an identical recipe that serves 32 people?

*Use a ratio table to find the answer*

• 6 cups

• 4 cups

• 8 cups

• 1 cup