Ratios, Rates and Unit Rates

Front

What is a Ratio?

Back

A ratio is a comparison of two quantities.

Front

What is a Rate?

Back

A rate is a ratio that compares two different kinds of quantities, often with different units.

Front

What is a Unit Rate?

Back

A unit rate is a rate in which the denominator is 1, showing how much of one quantity corresponds to one unit of another quantity.

Front

How do you calculate the price per item?

Back

To find the price per item, divide the total cost by the number of items.

Front

If a car travels 15 miles in 1 hour, how far will it travel in 2 hours?

Back

30 miles.

Front

If 9 candy bars cost $13.50, what is the price per candy bar?

Back

$1.50 per candy bar.

Front

What is the unit rate of $200 for 8 hours of work?

Back

$25 per hour.

Front

If 4 concert tickets cost $124, what is the cost of 7 concert tickets?

Back

$217.

Front

Which rate is equivalent to 15 miles per hour?

Back

30 miles in 2 hours.

Front

How do you convert a rate to a unit rate?

Back

Divide the numerator by the denominator to find the value per one unit.