IM Unit 2 Review : Ratios

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 to b' or a:b.

Front

How do you write a ratio in simplest form?

Back

To write a ratio in simplest form, divide both terms of the ratio by their greatest common factor.

Front

If there are 30 kids who like grape juice and 40 kids who like pineapple juice, what is the ratio of kids who like grape juice to those who like pineapple juice?

Back

The ratio is 30:40, which simplifies to 3:4.

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 proportions.

Front

If 3 fair tickets cost $24, what is the cost of 1 ticket?

Back

The cost of 1 ticket is $8.

Front

How do you find the total number of kids in a class if you know how many like grape juice and how many like pineapple juice?

Back

Add the number of kids who like grape juice to the number of kids who like pineapple juice.

Front

What is the relationship between ratios and fractions?

Back

Ratios can be expressed as fractions, where the first quantity is the numerator and the second quantity is the denominator.

Front

If the ratio of red paint to yellow paint is 1:5, how many teaspoons of yellow paint are in 4 batches if each batch uses 5 teaspoons of yellow paint?

Back

There are 20 teaspoons of yellow paint in 4 batches.

Front

What does it mean to complete a ratio table?

Back

Completing a ratio table means filling in missing values in a table that shows equivalent ratios.

Front

If a recipe calls for a ratio of 2 cups of flour to 3 cups of sugar, how much sugar is needed for 4 cups of flour?

Back

For 4 cups of flour, you need 6 cups of sugar, maintaining the ratio of 2:3.