Rate Practice

Front

What is a rate?

Back

A rate is a ratio that compares two different quantities, often expressed as a quantity per unit of another quantity, such as miles per hour or dollars per hour.

Front

What is the formula to calculate rate?

Back

Rate = Total Amount / Time

Front

If Joe’s Canoes charges $20 plus $4 each hour, what is the hourly rate?

Back

$4 per hour.

Front

What does a negative rate indicate?

Back

A negative rate indicates a decrease in value or quantity over time.

Front

In the equation y = mx + b, what does 'm' represent?

Back

'm' represents the rate of change or slope of the line.

Front

What is the rate of change in a linear function?

Back

The rate of change in a linear function is constant and is represented by the slope of the line.

Front

How do you find the rate of change from a table of values?

Back

Calculate the difference in the y-values divided by the difference in the x-values between two points.

Front

What is the rate in the equation y = 5 - 2x?

Back

The rate is -2.

Front

If a car travels 120 miles in 2 hours, what is the rate?

Back

The rate is 60 miles per hour.

Front

What is the significance of the initial fee in a rate problem?

Back

The initial fee is a fixed cost that does not change with the rate of usage.