Ratio, Rates, Proportions

A ratio set per hundred units is a

• proportion

• percentage

• unit rate

• quantity

There are 50 cookies and 35 cupcakes leftover at a bake sale. What is the ratio of cookies to cupcakes?

Your answer must be in simplest form.

• 10:7

• 7:10

• 35:50

• 50:35

What is the ratio of hearts to flashes?

• 4/5

• 5/9

• 4/9

• 5/4

Use the ratio table to determine how many pencils there will be in 8 boxes.

• 20 pencils

• 24 pencils

• 96 pencils

• 48 pencils

Which is NOT equivalent to 3:5?

• 15:25

• 9:15

• 21:28

• 30:50

Elijah earns $230 for 8 hours of work. What is the unit rate (in dollars per hour)?

• $25.50 per hour

• $12.50 per hour

• $1,840 per hour

• $28.75 per hour

You spend $40 on 5 pounds of concrete. How much would would it cost for 7 pounds of concrete?

• $56

• $50

• $35

• $42

What would be the ratio of red apples to green apples if there were double the amount of apples?

• 6 red apples to 8 green apples

• 8 red apples to 6 green apples

• 4 red apples to 3 green apples

• 3 green apples to 4 red apples

In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?

• 35

• 60

• 18

• 50

Tommy has a bag of LEGOS. There are:

6 yellow

3 red

8 blue

What is the ratio of blue LEGOS to the total number of LEGOS?

• 8:17

• 6:17

• 6:8

• 3:6