Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another.

Front

What is a rate?

Back

A rate is a specific kind of ratio that compares two different units, such as miles per hour or price per item.

Front

What is a unit rate?

Back

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

Front

What does 'equivalent ratios' mean?

Back

Equivalent ratios are ratios that express the same relationship between numbers, even if the numbers themselves are different.

Front

How do you find a unit rate from a total?

Back

To find a unit rate, divide the total quantity by the number of units. For example, if there are 60 miles in 3 hours, the unit rate is 60 ÷ 3 = 20 miles per hour.

Front

What is a constant rate?

Back

A constant rate is a rate that does not change over time, remaining the same regardless of the situation.

Front

If there are 207 students in 9 classes, how many students are in 1 class?

Back

To find the number of students in 1 class, divide 207 by 9. 207 ÷ 9 = 23 students.

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 of flour to sugar is 2:3.

Front

What is the formula to calculate a ratio?

Back

The formula to calculate a ratio is: Ratio = Quantity A : Quantity B.

Front

What is the difference between a ratio and a rate?

Back

A ratio compares two quantities of the same kind, while a rate compares two quantities of different kinds.