Ratios, Tables, and Graphs

Front

What is a ratio?

Back

A ratio is a relationship between two numbers indicating how many times the first number contains the second.

Front

How can ratios be expressed?

Back

Ratios can be expressed in three ways: as a fraction (e.g., 4/3), with a colon (e.g., 4:3), or in words (e.g., 4 to 3).

Front

What does it mean for ratios to be equivalent?

Back

Ratios are equivalent if they represent the same relationship between numbers, even if the numbers themselves are different.

Front

How do you simplify a ratio?

Back

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

Front

What is the GCD of 12 and 4?

Back

The GCD of 12 and 4 is 4.

Front

If a store sells 4 apples for every 1 pineapple, what is the ratio of apples to pineapples?

Back

The ratio of apples to pineapples is 4:1.

Front

If 9 dollars were saved and 3 dollars were spent, what is the total amount?

Back

The total amount is 12 dollars.

Front

How do you find the total number of items sold when given a ratio and total?

Back

To find the total number of items sold, divide the total by the sum of the parts of the ratio and then multiply by each part.

Front

What is the ratio of girls to boys if there are 12 girls and 4 boys?

Back

The ratio of girls to boys is 12:4, which simplifies to 3:1.

Front

What is a table in the context of ratios?

Back

A table in the context of ratios is a structured way to display the relationship between different quantities, often showing how one quantity changes in relation to another.