Ratios, Rates, Unit Rates

Front

What is a ratio?

Back

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

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common factor (GCF).

Front

What is the ratio of 4 triangles to 12 squares?

Back

1 : 3

Front

What is a unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity, often expressed as 'per'.

Front

If there are 116 students in 4 rooms, what is the unit rate of students per room?

Back

29 students per room.

Front

What is the ratio of apples in the fridge (20) to apples on the table (9)?

Back

20/9

Front

Which of the following expresses a ratio: 2/3, two-thirds, 0.667, 2.3?

Back

2/3

Front

Are the rates of Ms. Alejandro ($3 for 6 muffins) and Ms. Collins ($9 for 18 muffins) equivalent?

Back

Yes, equivalent.

Front

What is the ratio of 6 circles to 12 squares?

Back

1 : 2

Front

How do you express a ratio in simplest form?

Back

Divide both parts of the ratio by the same number until you cannot divide anymore.