Basic Probability

A vehicle is chosen at random from those in the parking lot. What is P(gas or hybrid)?

Three coins are tossed. What is the probability exactly one heads appears in the three tossed coins?

Two dice are rolled. What is the probability the sum of the dice is greater than 9?

You pick a marble from this bag.
What is the probability you will choose either a black or white marble?

• 3/5

• 9/100

• 1/10

• 2/5

What is the probability of spinning red?

• 0

• 5/12

• 1/2

• 3/4

Find the probability of drawing a 10 from a standard deck of 52 cards.

• 1 out of 52

• 13 out of 52

• 26 out of 52

• 4 out of 52

P(not A) = 
*Remember to simplify.*

• 6/8

• 3/4

• 2/8

• 1/4

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

Clara picks a marble at random, puts it back, and then picks another marble at random.

• Dependent

• Independent

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

• 5/19

• 10/28

• 5/14