1.7 - Constant Rate of Change

Front

What is a constant rate of change?

Back

A constant rate of change is a consistent amount of increase or decrease in a quantity over equal intervals of time.

Front

How do you calculate the constant rate of change?

Back

To calculate the constant rate of change, divide the change in the dependent variable by the change in the independent variable.

Front

If a bank account grows from $150 to $300 in 3 months, what is the constant rate of change?

Back

$50 per month.

Front

What does it mean if a graph is proportional?

Back

A proportional graph passes through the origin and has a constant rate of change.

Front

If the rate of change is $6 per hour, how much will you make in 4 hours?

Back

$24.

Front

What is the rate of change if you earn $10 for each hour worked?

Back

$10 per hour.

Front

What is the formula for finding the rate of change?

Back

Rate of Change = (Change in Output) / (Change in Input).

Front

If a graph shows a constant rate of change of 2 boys for every girl, what is NOT true?

Back

The constant rate of change is 2 girls for every boy.

Front

What is the constant rate of change if a table shows a profit of $100 over 10 hours?

Back

$10 per hour.

Front

If you deposit $150 in 3 months and $300 in 6 months, what is the total change in the account?

Back

$150.