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 quantity is constant.

Tags

CCSS.7.RP.A.2A

Front

In the equation y = kx, what does k represent?

Back

In the equation y = kx, k represents the constant of proportionality.

Tags

CCSS.7.RP.A.2C

Front

How can you determine if a table of values represents a proportional relationship?

Back

A table of values represents a proportional relationship if the ratios of corresponding values are 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

Front

How can you identify a proportional relationship from a graph?

Back

A proportional relationship can be identified from a graph if it is a straight line that passes through the origin (0,0).

Tags

CCSS.7.RP.A.2D

Front

What is the constant of proportionality in the equation y = 10x?

Back

The constant of proportionality in the equation y = 10x is 10.

Tags

CCSS.7.RP.A.2B

Front

If a recipe requires 2 cups of flour for every 3 cups of sugar, is this a proportional relationship?

Back

Yes, this is a proportional relationship because the ratio of flour to sugar is constant.

Tags

CCSS.7.RP.A.2A

Front

What does it mean if a graph does not pass through the origin?

Back

If a graph does not pass through the origin, it indicates that the relationship is not proportional.

Tags

CCSS.7.RP.A.2D

Front

How do you find the constant of proportionality from a word problem?

Back

To find the constant of proportionality from a word problem, identify the two quantities involved and divide one by the other.

Tags

CCSS.7.RP.A.2B

Front

What is the significance of the slope in a proportional relationship?

Back

In a proportional relationship, the slope of the line represents the constant of proportionality.

Tags

CCSS.7.RP.A.2D