Rate and Ratio Review

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a:b'.

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities, meaning they can be simplified to the same fraction.

Front

How do you find the unit rate?

Back

To find the unit rate, divide the total quantity by the number of units. For example, if 3 pounds of granola cost $3.75, the unit rate is $3.75 ÷ 3 = $1.25 per pound.

Front

What is the relationship of oranges to fruit if there are 2 oranges in a total of 6 fruits?

Back

The relationship is represented as a ratio of 2:6.

Front

If the ratio of sugar to flour is 12:8, what is the equivalent ratio when simplified?

Back

The equivalent ratio is 3:2.

Front

What is the equivalent ratio of 3:4?

Back

An equivalent ratio is 6:8.

Front

What is the equivalent ratio of 10:12?

Back

An equivalent ratio is 5:6.

Front

If a recipe calls for 4 cups of sugar and 6 cups of flour, what is the ratio of sugar to flour?

Back

The ratio of sugar to flour is 4:6, which simplifies to 2:3.

Front

How do you express the ratio of 4 apples to 2 oranges?

Back

The ratio can be expressed as 4:2, which simplifies to 2:1.

Front

What is a double number line?

Back

A double number line is a visual representation that shows two related quantities along two parallel lines, helping to illustrate ratios and equivalent relationships.