Understanding Ratios and Rates

Front

What is a Ratio?

Back

A ratio is a comparison of two quantities.

Front

Which of the following ratios are NOT equivalent to 3:4? Options: 6:8, 9:12, 12:16, 8:10

Back

8:10

Front

A recipe uses 3 cups of milk for every 4 cups of flour. If you have 9 cups of milk, how much flour do you need? Options: 12 cups, 15 cups, 18 cups, 21 cups

Back

12 cups

Front

Which ratio is not equivalent to the picture? Options: 3 cats to 3 dogs, 3 dogs : 3 cats, 1 dog to 1 cat, 1 cat and 1 dog

Back

1 cat and 1 dog

Front

Which of the following represents the relationship of oranges to total fruit? Options: 2:6, 2:4, 4:6, 4:2

Back

2:6

Front

What is a Rate?

Back

A rate is a ratio that compares two different units.

Front

If a car travels 60 miles in 1 hour, what is the rate of travel?

Back

60 miles per hour.

Front

How do you simplify the ratio 8:12?

Back

Divide both sides by 4 to get 2:3.

Front

What is the relationship between ratios and fractions?

Back

Ratios can be expressed as fractions.

Front

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

Back

The ratio is 1:2.