Probability of Compound Events

You draw a marble from a bag that has a red, blue, and green marble, you also flip a fair coin. What is the probability you will draw a blue marble and flip a heads?

• 1/6

• 3/9

• 3/6

• 5/6

The daily special at the House of Pies offers one of three featured pies (Cherry, Apple, and Peach) and your choice of coffee, tea, milk or juice. How many ways can you order the special?

• 12
• 8
• 15
• 6

A coin and a number cube with the numbers 1 through 6 are tossed. What is the probability of the coin showing tails and the number cube showing the number 3? 

• 1/12
• 1/4
• 1/8
• 1/2

Match the following probabilities.

• Unlikely

• 0.25

• Likely

• 0.5

• Neither likely nor unlikely

• 0

• Impossible

• 1

• Certain

• 0.75

Match the following probabilities.

• I will have homework this week.

• 0.25

• I flip a coin and get tails.

• 0.5

• I will wake up tomorrow with only 8 toes.

• 0.75

• Our school building will grow arms and paint itself blue and red.

• 1

• If I'm alive, I will breathe at some point in the next 5 minutes.

• 0

Jimbob Sanderford puts each letter of his name in a bowl. What is the probability he picks out an R?

Mathematical Equivalence

ON

P(Blue or Red)?

SIMPLIFY!

• 8/12

• 15/144

• 2/3

• 5/48

Reorder the following from least to most likely.

I randomly choose a fruit that is...

• Blue

• Yellow

• Purple

• Red or orange

• Green

If a dice is rolled 300 times, how many times would you predict a roll of a 1 or a 6?

Mathematical Equivalence

ON

The following M & M colors are in the bowl:
4 yellow, 6 orange, 3 green, 5 blue, 2 brown
What is the probability of selecting a brown or yellow?

• 1/5

• 1/10

• 1/50

• 3/10