Proportional/Non Proportional Relationships

Front

What is a proportional relationship?

Back

A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other is constant.

Tags

CCSS.7.RP.A.2A

Front

What is a non-proportional relationship?

Back

A non-proportional relationship is a relationship between two quantities where the ratio is not constant.

Tags

CCSS.7.RP.A.2D

Front

How do you find the rate of change?

Back

To find the rate of change, divide the change in the dependent variable by the change in the independent variable.

Tags

CCSS.HSF-LE.A.1B

Front

If 405 rotations occur in 5 minutes, what is the rate of change in rotations per minute?

Back

81 rotations per minute.

Tags

CCSS.7.RP.A.1

Front

If 72 ounces are used for 12 servings, how many ounces are there per serving?

Back

6 ounces per serving.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

You travel 150 miles on 5 gallons. How far did you travel per gallon?

Back

30 miles per gallon.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If $3.60 is the cost for 3 pounds of apples, how much does it cost for 1 pound?

Back

$1.20 per pound.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the formula for determining if a relationship is proportional?

Back

A relationship is proportional if y/x = k, where k is a constant.

Tags

CCSS.7.RP.A.2A

Front

What does it mean if a table does not represent a proportional relationship?

Back

It means that the ratios of the quantities in the table are not constant.

Tags

CCSS.7.RP.A.2A

Front

What is the unit rate?

Back

The unit rate is the ratio of two measurements in which the second quantity is one unit.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2