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' or 'a:b'.

Front

How can ratios be written?

Back

Front

What does 'equivalent' mean in terms of ratios?

Back

Equivalent means equal in value or amount; for example, the ratios 1:2 and 2:4 are equivalent.

Front

If there are 4 blue triangles and 3 red squares, what is the ratio of blue triangles to red squares?

Back

4 : 3

Front

What is the missing number in the ratio table if the ratio is 2:5 and the first number is 10?

Back

25

Front

How do you simplify the ratio 8:12?

Back

Divide both numbers by their greatest common divisor, which is 4. The simplified ratio is 2:3.

Front

What is the ratio of 15 apples to 10 oranges?

Back

The ratio is 3:2 after simplification.

Front

If A = 45 in a ratio table, what is the value of A if the ratio is 9:15?

Back

A = 45.

Front

What is the purpose of a ratio table?

Back

A ratio table helps to organize and compare ratios, making it easier to see relationships between quantities.

Front

If the ratio of boys to girls in a class is 3:4, how many girls are there if there are 12 boys?

Back

There are 16 girls.