Ratios and Equivalent Ratios

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Front

What does it mean for two ratios to be equivalent?

Back

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

Front

Find one equivalent ratio for 15 : 30.

Back

5 : 10.

Front

What is the ratio of school apps to game apps if Kelly has 5 school apps and 3 game apps?

Back

5 to 3.

Front

How do you simplify the ratio 18:24?

Back

Divide both numbers by their greatest common divisor, which is 6, resulting in 3:4.

Front

Are the ratios 2:3 and 4:6 equivalent?

Back

Yes, they are equivalent because both simplify to 2:3.

Front

If a recipe calls for 2 cups of flour for every 3 cups of sugar, what is the ratio of flour to sugar?

Back

The ratio of flour to sugar is 2:3.

Front

What is the first step to find an equivalent ratio?

Back

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

Front

If a local league orders 8 soccer balls for every 12 students, how many soccer balls would they order for 48 students?

Back

32 soccer balls.

Front

What is the simplest form of the ratio 9:12?

Back

3:4.