Ratio tables and Graphing

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 of red toy cars to all toy cars if there are 3 red and 10 total?

Back

The ratio is 3:10.

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities, meaning they can be simplified to the same fraction.

Front

If the ratio of boys to girls is 5:7, what is the ratio of girls to boys?

Back

The ratio of girls to boys is 7:5.

Front

How can you find an equivalent ratio?

Back

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

Front

What is a ratio table?

Back

A ratio table is a table that displays pairs of numbers that form equivalent ratios, helping to visualize the relationship between quantities.

Front

If a ratio is 4:5, what is the value of the first term if the second term is 20?

Back

The first term is 16, because 4/5 = x/20, so x = 16.

Front

What is the value of A in the ratio table if the ratio is 3:4 and the second term is 12?

Back

The value of A is 9, because 3/4 = A/12, so A = 9.

Front

How do you graph a ratio?

Back

To graph a ratio, plot points on a coordinate plane where the x-coordinate represents one quantity and the y-coordinate represents the other quantity.

Front

What is the ratio of 25 to 20 in simplest form?

Back

The simplest form of the ratio 25 to 20 is 5:4.