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 to b' or a:b.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common divisor (GCD).

Front

What is an equivalent ratio?

Back

An equivalent ratio is a ratio that expresses the same relationship between quantities, even if the numbers are different, such as 2:3 and 4:6.

Front

How can you represent a ratio using a double number line?

Back

A double number line shows two sets of numbers that maintain a constant ratio, allowing for easy visualization of equivalent ratios.

Front

If the ratio of red to yellow paint is 3:5, how much yellow paint is needed for 9 oz of red paint?

Back

15 oz of yellow paint is needed.

Front

What is the ratio of boys to girls if there are 12 boys and 10 girls?

Back

The ratio of boys to girls is 12:10, which simplifies to 6:5.

Front

How do you find the total parts in a ratio?

Back

Add the numbers in the ratio together to find the total parts. For example, in a ratio of 2:3, the total parts are 2 + 3 = 5.

Front

What does a ratio of 1:22 represent in a group of students and coaches?

Back

It represents that for every 1 coach, there are 22 students.

Front

How can you express the relationship of oranges to fruit if there are 2 oranges and 6 fruits?

Back

The ratio of oranges to fruit is 2:6, which simplifies to 1:3.

Front

What is the first step in solving a ratio problem?

Back

Identify the quantities being compared and the ratio that relates them.