Ratios Quiz Review

In the lunch room, there were 100 chocolate milk cartons at lunch. When lunch was over, 88 had been purchased.

What is the ratio of the number of milk cartons purchased to the total number of milk cartons?

• 100:88 or 25:22

• 88:100 or 22:25

• 12:100 or 6:25

• 100:12 or 25:6

Simplify the following ratio:

33:21

• 3:1

• 7:11

• 2.1:3

• 11:7

Eight out of ten dentists prefer Crest toothpaste.

What is the ratio of dentists who do not prefer Crest to those who do?

• 2:10 or 1:5

• 8:10 or 4:5

• 2:8 or 1:4

• 1:10

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

In the computer lab, there is 1 PC for every 3 Mac computers. If the computer lab has a total of 24 computers, then how many are Mac?

• 12

• 18

• 8

• 6

Preston reads for 20 minutes and practices his math facts for 5 minutes each night.

After several days, he had practiced math facts for 45 minutes. How many minutes did

Preston read in the same time period?

• 180

• 140

• 40

• 60

The local library has a children’s section with picture books and chapter books. The ratio is 2:3. If there are a total of 500 books in the children’s section, then how many chapter books are in the section?

• 50

• 100

• 200

• 300

A number cube is rolled 6 times (bolded) with the answer underneath. Use the results in the table to help with the question.

What are the odds of rolling a 2 to rolling a 5?

• 12:10 or 6:5

• 10:12 or 5:6

• 6:9 or 2:3

• 3:2 or 9:6

If the pattern were doubled, what would be the ratio of gray squares to black squares?

• 6:2 or 3:1

• 1:2

• 4:2 or 2:1

• 1:6

Determine if the ratios are equivalent:

12:16 and 72:96

• Yes

• No

What is the ratio of gray cats to total cats?

• 2:5

• 5 to 5 or 1:1
  

• 1 to 5