4.1.2 Using Tables, Graphs, and Equations Proportional Rel.

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 equation for a proportional relationship?

Back

The equation for a proportional relationship can be expressed as y = kx, where k is the constant of proportionality.

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CCSS.7.RP.A.2C

Front

What does the constant of proportionality represent?

Back

The constant of proportionality represents the ratio between two proportional quantities.

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CCSS.7.RP.A.2B

Front

How do you determine if a graph is proportional?

Back

A graph is proportional if it passes through the origin (0,0) and forms a straight line.

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CCSS.7.RP.A.2D

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

How do you find the unit rate from a table?

Back

To find the unit rate from a table, divide the total amount of one quantity by the total amount of the other quantity.

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CCSS.6.RP.A.2

CCSS.6.RP.A.1

Front

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

Back

The slope of a proportional graph represents the constant of proportionality.

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CCSS.7.RP.A.2D

Front

If c = 30d, what does this equation represent?

Back

This equation represents that the cost (c) is 30 times the number of days rented (d).

Tags

CCSS.HSF.LE.B.5

Front

What is the formula to convert a proportional relationship into an equation?

Back

The formula is y = kx, where y is the dependent variable, x is the independent variable, and k is the constant of proportionality.

Tags

CCSS.7.RP.A.2C

Front

How can you identify a non-proportional relationship?

Back

A non-proportional relationship does not have a constant ratio and does not pass through the origin.

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CCSS.7.RP.A.2D