Ratio Beginner

Find the missing values in the ratio table. 

• 35, 12

• 14, 100

• 15, 30

• cannot be determined

Another kind of ratio relationship you can find is to look inside a ratio itself. 2:6 is the top ratio in this table.

To get from 2 to 6, you would multiply by 3. Look at each row and notice that this times 3 relationship continues.

What is the value of x?

• 30

• 3

• 15

• 20

Juliet used a 3 to 1 ratio of white to black paint in order to make a shade of gray. Which of the following ratios would give her the same shade of gray? Pick two.

• 5 to 4

• 5 to 15

• 12 :4

• 7 to 6

Julie made fruit punch for her class party. The ratio that she uses of water to sugar is 4:2. Annie's recipe that she uses, uses a ratio of 10:4 of water to sugar. Which statement is likely to be true?

• Julie's punch will taste sweeter because it will have more sugar.

• Annie's punch will taste sweeter because it has more sugar.

Match the following ratios:

• 9:21

• 2:6

• 20:16

• 3:7

• 24:9

• 5:4

• 21:12

• 8:3

• 24:72

• 7:4

What is the ratio of blue triangles to red squares?

• 4 : 3

• 3 : 4

• 4 : 7

What is a ratio?

• a box that plays music

• a comparison of 2 quantities

Which is NOT a way to write a ratio?

• 1 : 2

• 1 and 2

• 1 to 2

What is the ratio of squares to triangles?

• 6 : 3

• 3 : 9

• 3 : 6

Charles has 7 baseball cards, and Tracy has 10 baseball cards. What is the ratio of Charles's cards to Tracy's cards?

• 7:10

• 10:7

• 10:17