Unit Rates and Ratios: Chapter 4 Flashcard

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 do you simplify a ratio?

Back

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

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 'a per 1 b'.

Front

How do you find a unit rate?

Back

To find a unit rate, divide the first quantity by the second quantity to get the value for one unit.

Front

What is the ratio of 5 circles to 7 squares expressed in simplest form?

Back

5:7

Front

What is the ratio of 6 cups of milk to 2 pounds of pasta in simplest form?

Back

3:1

Front

If there are 10 apples and 5 oranges, what is the ratio of apples to oranges?

Back

2:1

Front

Which is a correct way to express the ratio of 4 to 8?

Back

1:2 (simplified form).

Front

What does it mean if a ratio is equivalent?

Back

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

Front

How can you express the ratio of 7 to 5 in fraction form?

Back

7/5.