Constant of Proportionality Practice

Front

What is the constant of proportionality?

Back

The constant of proportionality is a constant ratio between two quantities that are proportional to each other.

Front

If y = kx, what does k represent?

Back

k represents the constant of proportionality in the equation y = kx.

Front

How do you find the constant of proportionality from a table of values?

Back

To find the constant of proportionality, divide the value of y by the corresponding value of x for any pair of values.

Front

What is the constant of proportionality for 624 calories in 3 servings?

Back

208 calories per serving.

Front

If a family buys 4 concert tickets for $252, what is the price per ticket?

Back

$63.00 per ticket.

Front

What is the constant of proportionality for 2 swings in 1 day?

Back

0.5 swings per day.

Front

If k = 5, what is the relationship between x and y in the equation y = kx?

Back

y = 5x.

Front

What does it mean if two quantities are proportional?

Back

It means that as one quantity changes, the other quantity changes at a constant rate.

Front

How can you express the constant of proportionality in a ratio?

Back

The constant of proportionality can be expressed as a ratio of y to x, written as y/x = k.

Front

If the constant of proportionality is 33, what is the equation relating x and y?

Back

y = 33x.