Theoretical Probability

An experiment consists of rolling a fair number cube. Find the theoretical probability of rolling a 3.

• 1/6

• 3/6

• 1

• 1/2

Theoretical P(Green or Red)

• 2/6

• 1/5

• 2/5

• 1/5

What is the probability of pulling a red marble out of a jar of marbles that have 10 green marbles, 7 red marbles and 3 blue marbles?

• 1/7

• 7/20

• 7/10

• 3/10

What is the P( not purple) on this spinner?

• 2/5

• 1/5

• 4/5

• 3/5

What is the probability of spinning a 2 on the spinner?

• 1/2

• 1/3

• 1/8

• 1/4

What is the probability the spinner stops on yellow?

• .05

• 1/2

• 1/3

• 3/8

What is P(7)?

• 1/3

• 2/5

• 3/4

• 1/4

The spinner shown is spun once

P(1, 5, or 7)

• 1/8

• 3/8

• 4/8

• 2/8

The spinner shown is spun once.

P(greater than 10)

• 1/8

• 0

• 8/8

• 1/2

What is the probability of randomly choosing a yellow marble?

• 2/11

• 2/13

• 2/12

• 2/14