6.4E Intro to Ratios

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another.

Front

How do you write a ratio?

Back

A ratio can be written using the word 'to' (e.g., 4 to 3), a colon (e.g., 4:3), or as a fraction (e.g., 4/3).

Front

What is the ratio of apples to plums if James has 5 apples and 2 plums?

Back

5 to 2 or 5:2

Front

If there are 4 meatballs for every 1 cup of sauce, what is the ratio of meatballs to sauce?

Back

4 to 1 or 4:1

Front

What is the ratio of triangles to squares if there are 4 triangles and 3 squares?

Back

4 to 3 or 4:3

Front

In the ratio 2:5, what does the '2' represent?

Back

The '2' represents the part of the first quantity in the comparison.

Front

If a recipe calls for 12 noodles and 4 meatballs, what is the ratio of noodles to meatballs?

Back

3 to 1 or 3:1

Front

What is the simplest form of the ratio 8:12?

Back

2:3

Front

If there are 10 red marbles and 5 blue marbles, what is the ratio of red to blue marbles?

Back

2 to 1 or 2:1

Front

What does it mean if a ratio is expressed as 'part to whole'?

Back

It means the ratio compares a part of a quantity to the entire quantity.