Probability With Or

Tree diagrams are useful because...

• they are cool to draw.

• they show you pictures of the food.

• they show you all possible outcomes.

• they only show you the best choices.

P(male or baseball)

• 84/100

• 13/100

• 71/100

• 48/100

P(female or football)

• 13/100

• 85/100

• 72/100

• 52/100

P(female and football)

• 13/100

• 13/52

• 13/33

• 72/100

P(likes skateboards and likes snowmobiles)

• 80/105

• 80/125

• 80/160

• 150/160

P(likes skateboards or likes snowmobiles)

• 80/160

• 105/160

• 230/160

• 150/160

soccer and vanilla

• 18/30

• 18/50

• 18/72

• 62/72

P(football or chocolate)

• 10/72

• 64/72

• 54/72

• 42/72

P(soccer and chocolate)

• 12/72

• 12/30

• 12/22

• 40/72

What is the probability you spin the wheel and land on a spot that is purple or even?

• 2/8

• 4/8

• 5/8

• 3/8