Flashcard: Ratios, Rates, and Unit Rates

Front

Ratio of ears to paws for 5 lions (each with 4 paws and 2 ears).

Back

1:2

Front

One tray of brownies makes 24 brownies. I need at least 100 brownies, how many batches must I make?

Back

To find the number of batches, divide 100 by 24, which gives approximately 4.17. Therefore, you need to make at least 5 batches.

Front

I have 4 scary movies, 5 funny movies, 2 romantic movies and 3 animated movies. I have the ratio of 1:7. What could I be comparing? Options: Romantic movies to all movies, Animated movies to scary movies, funny movies to all movies, all movies to romantic movies

Back

Romantic movies to all movies

Front

It takes 7 minutes to make 5 gallons of ice cream. How long does it take to make 45 gallons?

Back

63 minutes

Front

Cost of one cookie if 15 cookies cost $4.00?

Back

About 26 cents

Front

How many ways can you write a ratio?

Back

3

Front

What is the ratio of red apples to green apples? Options: 7 apples to 3 green, 4 red apples to 7 apples, 4 red apples to 3 green apples, 3 green apples to 4 red apples

Back

4 red apples to 3 green apples

Front

Mr. Keys made $90 in 5 hours. What is the unit rate?

Back

$18 per hour

Front

The car travels 440 miles in 8 hours. What is the unit rate?

Back

55 miles in 1 hour

Front

It snowed 14 inches in 5 hours. What is the unit rate?

Back

2.8 inches