6 - 1HW Ratios, Rates and Unit Rates

Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division, showing how many times one value contains or is contained within the other.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common factor (GCF).

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

Calculate the unit rate: If 60 miles are driven in 2 hours, what is the unit rate in miles per hour?

Back

30 miles per hour.

Front

What is the ratio of red apples to green apples if there are 4 red apples and 3 green apples?

Back

4 red apples to 3 green apples.

Front

If a recipe calls for 2 cups of flour and 3 cups of sugar, what is the ratio of flour to sugar?

Back

2 cups of flour to 3 cups of sugar.

Front

What is the simplified form of the ratio 35:14?

Back

5:2.

Front

If you buy 15 pizzas for $97.50, what is the unit cost per pizza?

Back

$6.50 per pizza.

Front

What is the equivalent rate of 6 miles per gallon?

Back

18 miles to 3 gallons.

Front

If a car travels 120 miles in 3 hours, what is the speed in miles per hour?

Back

40 miles per hour.