6th Grade Ratios and Rates Review

Front

What is an Equivalent Ratio?

Back

An equivalent ratio is a ratio that expresses the same relationship between two quantities, even if the numbers are different. For example, 1:2 and 2:4 are equivalent ratios.

Front

What is a Unit Rate?

Back

A unit rate is a comparison of two different quantities when they are combined together. It is expressed as a quantity of one. For example, if Mr. Keys made $90 in 5 hours, the unit rate is $18 per hour.

Front

How many ounces are in 3 pounds?

Back

There are 48 ounces in 3 pounds.

Front

If 30 kids in a class like grape juice, how many kids like pineapple juice if the ratio is 3:4?

Back

40 kids like pineapple juice.

Front

What is a Ratio?

Back

A ratio is a relationship between two numbers indicating how many times the first number contains the second. For example, the ratio of 2 to 3 can be written as 2:3.

Front

What is a Rate?

Back

A rate is a specific kind of ratio that compares two quantities with different units. For example, speed is a rate that compares distance to time, such as miles per hour.

Front

What is the missing value in the ratio 2:3 = ? : 30?

Back

The missing value is 20.

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 find a unit rate?

Back

To find a unit rate, divide the first quantity by the second quantity. For example, if you have 60 miles in 3 hours, the unit rate is 60 ÷ 3 = 20 miles per hour.

Front

What does it mean if two ratios are equivalent?

Back

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