Ratios and Proportional Relationships

Which represents the relationship of oranges to fruit?

• 2:6

• 2:4

• 4:6

• 4:2

What is the unit rate in this proportional relationship?

• 60 miles/1 hour

• 120 miles/ 2 hours

• 1 mile/ 1 hour

The table shows the amount of flour used to make waffles.   What is the unit rate for the amount of flour per waffle? 

• 8 cups per waffle

• ⅛ cups per waffle

• ¼ cups per waffle

• 9 ¼ cups per waffle

Which graph is non-proportional?

• A

• B

• C

• D

Find the unit rate:  $3.60 for 3 pounds of apples. How much does it cost for 1 pound of apples?

• $1.00 per pound

• $3.60 per pound

• $1.20 per pound

• $1.10 per pound

A comparison of two quantities using division.

• Ratio Table

• Ratio

• Scaling

• Percent

Is a ratio that compares a number to 100.  It means "per 100" or "out of 100".

• Percent

• Ratio Table

• Unit Rate

• Rate

A table with columns filled with pairs of numbers that have the same ratio.

• Ratio Table

• Proportional

• Unit Rate

• Rate

To multiply or divide two related quantities by the same number. 

• Ratio Table

• Scaling

• Non-proportional

• Unit Rate

Ratios that express the same relationship between two quantities.

• Dimensional Analysis

• Rate

• Unit Rate

• Equivalent Ratios