Simple Probability Review

What is the probability of spinning a red if we spin 30 times?

• 1/5
• 1/30
• 3/30
• 1/10

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

and .7 brown

• 8/26

• 8/13

• 8/25

• 1/3

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?

• 5/11

• 5/6

• 1/3

• 5

P(not A) =

*Remember to simplify.*

• 1/8

• 3/4

• 2/8

• 1/4

What is the probability of the spin stopping on yellow?

• 1/4

• .25

• 50%

• 75%

A die is rolled. What is the probability that the result is less than 3 ?

• 1/2
• 1/3
• 1/4
• 1/6

Probability is between which two numbers?

• 0-100
• 5-10
• 0-1

A bag has 3 red marbles, 2 blue and 4 green and 1 yellow. What is the theoretical probability of pulling a red or yellow?

• 4/10

• 3/10

• 1/10

• 1/3

You pick a marble from this bag.

What is the probability you will choose either a solid black or a solid white marble?

• 3/5

• 9/100

• 1/10

• 2/5

If you were to roll the die one time what is the probability of it landing on a 2?

• 2 out of 6
• 2 out of 2
• 1 out of 6
• 1 out of 1