Chapter 5 Ratio and Proportions

Simplify 48 : 36 to the lowest term.

• 8 : 6

• 3 : 4

• 1 : 2

• 4 : 3

Simplify 0.5 : 1.5 : 4.0 to the lowest term.

• 1 : 4 : 16

• 1.0 : 3.0 : 8.0

• 1 : 3 : 8

• 5 : 15 : 4

Given m : n = 9 : 5, find the value of n when m = 81

• 35

• 45

• 65

• 60

Given a : b = 3 : 10, find the value of b if a = 21.

• 70

• 40

• 50

• 60

Given x : y : z = 5 : 7 : 4 and x = 30, find the value of y.

• 32

• 42

• 52

• 62

Simplify 30 : 45

• 5 : 9

• 2 : 3

Convert 40% to ratio

• 4 : 10

• 2 : 5

Solve this proportion. Show your cross products work.

• p = 20

• p = 16

• p = 15

• p = 12

Solve this proportion. Show your cross products work.

• h = 82.5

• h = 84

• h = 85

• h = 86

Solve this proportion. Show your cross products work.

• x = 24

• x = 20

• x = 22

• x = 18