Constant Rate of Change/ Constant of Proportionality

Front

What is the formula for Constant of Proportionality?

Back

y = kx

Front

A worker uses 450 inches of steel wire to make 300 springs. How many inches of steel wire are needed to make 1 spring?

Back

1\frac{1}{2} in.

Front

What is a unit rate?

Back

A rate when the second quantity in the comparison (aka the denominator) is a unit of one.

Front

If Caroline's cell phone plan costs $32 per month, what will she pay over 4 months?

Back

$128

Front

What does the rate of change represent in a linear relationship?

Back

It shows how much one quantity changes in relation to another.

Front

If Layla read 3 books in the first 2 months, what is her rate of reading?

Back

1.5 books per month.

Front

What is the Constant Rate of Change?

Back

It is the ratio of the change in the dependent variable to the change in the independent variable.

Front

How do you find the Constant of Proportionality from a table of values?

Back

Divide the dependent variable by the independent variable for any pair of values.

Front

What is a proportional relationship?

Back

A relationship where the ratio between two quantities remains constant.

Front

If y = 5x, what is the Constant of Proportionality?

Back

5