Examples of Ratio and Rates

What number goes in the blank?

These are equivalent ratios.

(Hint: make a ratio table and look for patterns.)

A ratio compares two ______________ .

• questions

• quantities

• rates

• quotients

Select all examples of rates.

• 25 miles per gallon

• Speed limit

  50

• 3 red cars to 4 blue cars

• $16/hour

There are seven students for every fourteen pencils.

The ratio of pencils to students is ________.

Select all correct answers.

• 7:14

• 14:7

• 7 to 14

• 14 to 7

Hint: look for horizontal or vertical patterns. Remember that we focus on using multiplication and division with ratio tables.

• 9

• 12

• 15

• 18

Hint: look for horizontal or vertical patterns. Remember that we focus on using multiplication and division with ratio tables.

• 42

• 45

• 46

• 56

What number goes in the blank? These are equivalent ratios. (Hint: make a ratio table and look for patterns.)

The cafeteria orders a ratio of 4 to 7 of hot dogs to hamburgers for lunch. Which ratios are equivalent to the ratio of hot dogs to hamburgers? READ CAREFULLY!

• 16 hamburgers and 28 hot dogs

• 8 hot dogs and 14 hamburgers

• 7 hot dogs and 10 hamburgers

• 20 hamburgers and 35 hot dogs

• 28 hot dogs and 49 hamburgers

What is the ratio of bananas to apples?

• 2 : 14

• 2 to 7

• 5 : 7

• 7 to 2

• 

To disinfect 1 quart of stream water to make it drinkable, you need to add 2 tablets of iodine. How many tablets do you need to disinfect 4 quarts?

• 4 tablets

• 5 tablets

• 6 tablets

• 8 tablets