ratios

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 find the unit rate?

Back

To find the unit rate, divide the quantity of one item by the quantity of another item, usually expressed as 'per one'.

Front

What is the unit rate of 40 slices in 5 pizzas?

Back

8 slices per pizza.

Front

If it takes 24 minutes to watch 4 videos, what is the unit rate in minutes per video?

Back

6 minutes per video.

Front

What is the ratio of all songs to songs that are not rock if there are 10 rock songs, 6 rap songs, and 2 pop songs?

Back

The ratio is 9:4.

Front

What does it mean for a situation to be proportional?

Back

A proportional situation means that two quantities maintain a constant ratio or relationship.

Front

What is an example of a non-proportional situation?

Back

A situation where the ratio between two quantities changes, such as a fixed cost that does not vary with quantity.

Front

How can you determine if a table of values is proportional?

Back

A table is proportional if the ratios of corresponding values are equivalent.

Front

What is the unit rate of 60 miles in 3 hours?

Back

20 miles per hour.

Front

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

Back

The ratio is 2:3.