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

How can you identify if a relationship is proportional using a table?

Back

A relationship is proportional if the ratios of corresponding values in the table are equal.

Tags

CCSS.7.RP.A.2A

Front

What is the constant of proportionality?

Back

The constant of proportionality is the constant factor that relates two proportional quantities, often represented as 'k' in the equation y = kx.

Tags

CCSS.7.RP.A.2B

Front

In the equation y = 14x, what does 14 represent?

Back

In the equation y = 14x, 14 is the constant of proportionality.

Tags

CCSS.7.RP.A.2B

Front

What is the unit rate?

Back

The unit rate is the ratio of two measurements in which the second quantity is one unit, often used to express speed or cost per item.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If y = 10x, what is the value of y when x = 5?

Back

When x = 5, y = 10 * 5 = 50.

Tags

CCSS.5.OA.B.3

Front

What does it mean if a table is non-proportional?

Back

A table is non-proportional if the ratios of corresponding values are not constant.

Tags

CCSS.7.RP.A.2A

Front

How do you write a proportional equation from a constant of proportionality of 10?

Back

The proportional equation is y = 10x.

Tags

CCSS.7.RP.A.2C

Front

What is the relationship between x and y if y = 3x?

Back

The relationship is proportional, with a constant of proportionality of 3.

Tags

CCSS.7.RP.A.2B

Front

If a car travels 120 miles in 2 hours, what is the unit rate?

Back

The unit rate is 60 miles per hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2