Ratios and Proportional Reasoning

What is the unit rate for the table below? (meters per second)

• 10

• 20

• 2

• 4

Does the table represent a proportional relationship?

• Yes.

• No.

Noah printed 24 photos in 8 minutes. How many photos did he print per minute?

• 6 photos/minute

• 3 minutes/photo

• 12 minutes/photo

• 3 photos/minute

Morning decorated 72 cookies in 36 minutes.  How many cookies did she decorate per minute?

• 9 cookies per minute

• 2 cookies/minute

• 12 cookies/minute

• 4 cookies per minute

Does this equation represent a proportional relationship?

• Yes

• No

How much oil is needed with 1 tbsp of lemon?

• 1

• 1.5

• 2

• 3

Are the two ratios proportional?

• YES

• NO

When two quantities have the same ratio, what is it?

• Linear relationship

• Inverse relationship

• proportional relationship

• Exponential relationship

Is this a proportional equation?

• It is not proportional.

• It is proportional.

The table shows the weight in pounds of objects on earth compared to objects on the moon.  If an object on earth weighs 42 lbs, what is its weight on the moon?

• 7 lbs

• 12 lbs

• 84 lbs

• 252 lbs