Constant of Proportionality

Front

What is the constant of proportionality?

Back

The constant of proportionality is the ratio between two quantities that are directly proportional to each other. It is often represented as the unit rate.

Front

How do you find the unit rate?

Back

To find the unit rate, divide the quantity of one variable by the quantity of another variable, ensuring the second variable is equal to one.

Front

If a recipe calls for 3/4 cup of sugar for every 3 eggs, what is the unit rate of eggs per cup?

Back

4 eggs per cup.

Front

What does it mean if two quantities are proportional?

Back

Two quantities are proportional if they maintain a constant ratio or unit rate.

Front

What is the unit rate of miles per hour if Noah ran 3 miles in 20 minutes?

Back

9 miles per hour.

Front

True or False: The constant of proportionality is the same as the unit rate.

Back

True.

Front

If Emma earns $9 for every hour she works, what is the constant of proportionality?

Back

$9.

Front

What is the unit rate of 60 miles in 1 hour?

Back

60 miles per hour.

Front

If a car travels 150 miles in 3 hours, what is the unit rate of miles per hour?

Back

50 miles per hour.

Front

What is the formula to calculate the constant of proportionality?

Back

Constant of Proportionality = y/x, where y is the dependent variable and x is the independent variable.