Constant of Proportionality Practice

Front

What is the constant of proportionality?

Back

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

Front

How do you find the unit rate from a ratio?

Back

To find the unit rate, divide the first quantity by the second quantity to express the ratio as a quantity per one unit of the second quantity.

Front

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

Back

4 eggs per cup.

Front

What does it mean for a relationship to be proportional?

Back

A relationship is proportional if it can be expressed as a constant ratio between two quantities.

Front

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

Back

Check if the ratios of corresponding values are constant across the table.

Front

What is the constant of proportionality in the equation y = ½x?

Back

1/2.

Front

If Craig earns $37 for 4 hours, what is his hourly rate?

Back

$9.25 per hour.

Front

How do you calculate the price per item when given the total cost and quantity?

Back

Divide the total cost by the number of items.

Front

What is the price per concert ticket if 4 tickets cost $252?

Back

$63.00 per ticket.

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 the second quantity.