Ratio and Proportion

It is the comparison between two numbers or quantities.

• Congruence

• Similarities

• Proportion

• Ratio

It is an equation that shows two ratio are equal.

• Similarities

• Ratio

• Proportion

• Congruence

Which of the following ratio shows proportion?

4:6 9:12 8:12 10:15

• 4:6 and 10:15

• 4:6 and 8:12

• 9:12 and 8:12

• 9:12 and 10:15

Given the Ratio 2:7 and 20:56

Which of the following are the extreme?

• 2 and 20

• 7 and 56

• 2 and 56

• 7 and 20

Given the proportion

2:30=4:5d

Solve for d.

• d = 6

• d = 8

• d = 10

• d = 12

Solve for x:

• x = 4

• x = 6

• x = 12

• x = 18

Solve for x

• x = 0

• x = 3

• x = 4

• x = 6

Solve for x:

3:4 = 9:x

• x = 3

• x = 6

• x = 9

• x = 12

Camille plans to divide a rope 80meters long into three pieces in the ratio 3:5:8.

What will be the length of each pieces?

• 5, 20, and 55

• 10, 25, and 45

• 15, 30, and 35

• 15, 25, and 40

The Ratio of the angle of a triangle is 3:5:7.

Find the measure of each angle.

• 36°:60°:84°

• 29°:45°:106°

• 40°:60°:80°

• 15°:45°:120°