Identifying Proportional Relationships (tables)

Front

What is a Ratio?

Back

A comparison of two quantities.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What does it mean if two quantities are Proportional?

Back

It means that the ratio between them remains constant.

Tags

CCSS.7.RP.A.2A

Front

What is the constant of proportionality?

Back

It is the constant ratio between two proportional quantities.

Tags

CCSS.7.RP.A.2B

Front

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

Back

Check if the ratios of corresponding values are equal.

Tags

CCSS.7.RP.A.2A

Front

If x = 2 and y = 6, what is the ratio of x to y?

Back

1:3.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the constant ratio in the table if x = 1 and y = 3?

Back

3.

Tags

CCSS.7.RP.A.2B

Front

If a table shows x values of 1, 2, 3 and corresponding y values of 2, 4, 6, is it proportional?

Back

Yes, because the ratio is constant (1:2).

Tags

CCSS.7.RP.A.2B

Front

What does it mean if a table is not proportional?

Back

It means the ratios of corresponding values are not equal.

Tags

CCSS.7.RP.A.2A

Front

If the constant of proportionality is 5, what is y when x = 4?

Back

y = 20.

Tags

CCSS.7.RP.A.2B

Front

What is an example of a proportional relationship in real life?

Back

The relationship between distance and time at a constant speed.

Tags

CCSS.7.RP.A.2A