Theoretical Probability Practice

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 yellow?

• 1/11

• 1/12

• 1/4

• 3/4

What is the sample space for a standard six-sided die?

• 1, 2, 3, 4, 5, 6

• 6

• 100%

• 2, 3, 4, 5, 6

A fair six-sided die is rolled. What is the probability of rolling a number greater than 4?

A spinner is divided into 4 equal sections numbered 1 to 4. What is the probability of the spinner landing on an even number?

In a class of 30 students, 18 are girls. If a student is chosen at random, what is the probability that the student is a boy?

What is the probability of drawing a king from a standard deck of 52 cards?

A coin is flipped three times. What is the probability of getting exactly two heads?

If two dice are rolled, what is the probability that the sum is 7?

A box contains 8 black, 3 white, and 9 red balls. What is the probability of drawing a white ball?