Proportional Tables and Graphs

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 the constant of proportionality in the equation y = 14x?

Back

14

Tags

CCSS.7.RP.A.2B

Front

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

Back

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

Tags

CCSS.7.RP.A.2A

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities when they are combined together, expressed as a quantity per one unit of another quantity.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If Alycia earned $20.40 in 3 hours, what is her unit rate in dollars per hour?

Back

$6.80 per hour

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What does the point (4,4) represent in a coordinate system?

Back

The point (4,4) represents a location where the x-coordinate is 4 and the y-coordinate is 4.

Tags

CCSS.5.G.A.2

Front

What is the formula for finding the constant of proportionality?

Back

The constant of proportionality can be found using the formula k = y/x, where k is the constant, y is the dependent variable, and x is the independent variable.

Tags

CCSS.7.RP.A.2B

Front

What does it mean if a graph is a straight line through the origin?

Back

If a graph is a straight line through the origin, it indicates a proportional relationship between the two variables.

Tags

CCSS.7.RP.A.2D

Front

How do you identify a non-proportional relationship?

Back

A non-proportional relationship can be identified if the ratios of the corresponding values are not constant.

Tags

CCSS.7.RP.A.2D

Front

What is the significance of the origin (0,0) in proportional relationships?

Back

The origin (0,0) is significant because it represents the point where both variables are zero, indicating that there is no quantity of either variable.

Tags

CCSS.7.RP.A.2D