Ratios/Ratio Tables

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'.

Front

How do you write the ratio of girls to boys if there are 7 girls and 5 boys?

Back

7 to 5

Front

What is the ratio of red marbles to yellow marbles if there are 2 red and 5 yellow marbles?

Back

2 to 5

Front

If the ratio of tenants to cars is 3:5, how many cars are there if there are 30 tenants?

Back

50 cars

Front

How do you find the equivalent ratio of 2:3?

Back

Multiply or divide both terms of the ratio by the same non-zero number.

Front

What is the purpose of a ratio table?

Back

A ratio table is used to organize and compare ratios, helping to identify equivalent ratios and solve problems involving proportional relationships.

Front

If you have a ratio of 4:1, what does this mean?

Back

For every 4 units of the first quantity, there is 1 unit of the second quantity.

Front

How do you simplify the ratio 10:15?

Back

Divide both terms by their greatest common divisor, which is 5, resulting in 2:3.

Front

What is a part-to-part ratio?

Back

A part-to-part ratio compares different parts of a whole, such as the ratio of boys to girls in a class.

Front

What is a part-to-whole ratio?

Back

A part-to-whole ratio compares a part of a quantity to the entire quantity, such as the ratio of boys to the total number of students.