Ratio and Equivalent Ratio

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:b'.

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities, even if the numbers are different.

Front

How do you simplify a ratio?

Back

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

Front

If the ratio of boys to girls is 3:2, how many girls are there if there are 30 students in total?

Back

12 girls.

Front

What is the ratio of red circles to blue stars if there are 3 red circles and 4 blue stars?

Back

The ratio is 3:4.

Front

What is the relationship of oranges to fruit if there are 2 oranges in a basket of 6 fruits?

Back

The ratio is 2:6.

Front

If there are 4 red apples and 3 green apples, what is the ratio of red apples to green apples?

Back

The ratio is 4:3.

Front

How do you express the ratio of 7 to 4 in different forms?

Back

It can be expressed as 7:4, 7/4, or '7 to 4'.

Front

What is the simplified form of the ratio 35:14?

Back

The simplified form is 5:2.

Front

What is a tape diagram?

Back

A tape diagram is a visual model that uses rectangles to represent ratios and help solve problems involving proportions.