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?

Back

Ratios can be written in three ways: using the word 'to' (e.g., 3 to 4), using a colon (e.g., 3:4), or as a fraction (e.g., 3/4).

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 (e.g., 2:3 is equivalent to 4:6).

Front

How do you find equivalent ratios?

Back

To find equivalent ratios, you can multiply or divide both terms of the ratio by the same non-zero number.

Front

What is the ratio of school apps to game apps if Kelly has 5 school apps and 3 game apps?

Back

The ratio of school apps to game apps is 5:3.

Front

If there are 4 apples, 2 bananas, and 5 pears in a fruit bowl, what is the ratio of pears to all fruit?

Back

The ratio of pears to all fruit is 5:11.

Front

What does the ordered pair (3, 300) represent in a real-world context?

Back

In this context, (3, 300) means that in 3 months, $300 was raised for the science fair.

Front

What is the first step to solving a ratio problem?

Back

The first step is to identify the quantities being compared and express them in the form of a ratio.

Front

How can you simplify a ratio?

Back

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

Front

What is the ratio of 12 to 16 in simplest form?

Back

The simplest form of the ratio 12:16 is 3:4.