Basic Probability Rules

If you roll one die, what is the probability of getting an odd number or a 4?

• 2/3

• 1/3

• 1/2

• 1/6

Danny has 20 chocolates. 5 are milk chocolates, 10 are dark chocolates, and 5 are white chocolates. What is the probability of getting a milk chocolate or a dark chocolate?

• 3/4

• 1/2

• 1/15

• 3/10

The chance of rolling a 2 is 1/6. What is the chance of not rolling a 2?

• 2/6

• 1/6

• 5/6

• Not possible

How likely are you to NOT roll a 1 on a regular die? (Complement)

• P' = 2/6

• P' = 3/6

• P' = 5/6

• P' = 1/6

Are getting a head and getting a tail when flipping a coin mutually exclusive events?

• No

• Yes

If you choose from the following M & M colors, what is the probability that you choose blue?
5 green
6 yellow
8 blue
7 brown

• 8/26

• 4/13

• 8/25

• 1/3

The chart below represents the number of marbles in a jar.
P(green) = 

• 5/19

• 10/28

• 5/14

If you are picking a card randomly from a deck of cards, the events of picking a jack and picking a heart are mutually exclusive.

• True

• False

When rolling a 6 sided die, what is the probability of rolling either an even number or a 5?

• 1/2

• 5/6

• 2/3

• 1/12