Ratios and Proportions

Solve the proportion.

• 18
• 3
• 2
• 9

Solve the proportion.

• 60
• 15
• 3
• 12

Solve the proportion.

• 20
• 7
• 22
• 11

Solve the proportion.

• 17.5
• 15
• 8
• 14

Solve the proportion.

• 10
• -2
• 4
• -7

A class has 30 students. 18 are boys. What is the ratio of boys to girls?

• 12:18
• 3:2
• 30:18
• 18:7

The Northwestern huskies had a record of 25 wins and 45 losses.  What was the ratio of wins to losses?

• 9:5
• 5:9
• 5:3
• 3:5

Tommy has a bag of LEGOS.  There are 6 yellow, 3 red, and 8 blue LEGOS.  What is the ratio in simplest form of red to yellow LEGOS?

• 1/2
• 6/3
• 2/1
• 3/6

Solve for x

• x=6.5
• x=8
• x=4
• x=5.5

Solve the proportion.

• k=5
• k=3.3333333
• k=60
• k=90