What is a ratio

The video tutorial covers the concept of ratios, explaining it as a comparison of two quantities. It provides an example using the ratio of boys to girls in a classroom and emphasizes the importance of simplifying ratios to their simplest form. Different methods of writing ratios, such as using a colon or division, are also discussed.

What is a ratio?

• A comparison of two quantities

• A type of fraction

• A mathematical operation

• A measurement of length

If there are 8 girls and 10 boys in a class, what is the simplest form of the ratio of girls to boys?

• 1 to 2

• 2 to 3

• 4 to 5

• 8 to 10

Why is it important to write ratios in simplest form?

• To decrease their value

• To increase their value

• To make them look nicer

• To make them easier to understand

Which of the following is NOT a way to represent a ratio?

• a/b

• a + b

• a:b

• a to b

What is the most common way to represent ratios in this class?

• a/b

• a:b

• a + b

• a to b