Probability Quizzes: Test Your Chance and Prediction Skills

Question 1

A bag contains 5 red marbles, 3 blue marbles, and 2 green marbles. If you draw one marble at random, what is the probability of drawing a blue marble?

Accepted Answer

3/10

Answer

3/5

Answer

1/2

Answer

1/10

Question 2

What is the probability of drawing two aces in a row from a standard deck of 52 cards without replacing the first ace drawn?

Accepted Answer

1/26

Answer

1/52

Answer

1/13

Answer

1/4

Question 3

Which of the following is a fair game?

Accepted Answer

A game where both players have an equal chance of winning

Answer

A game where one player has a higher chance of winning than the other

Answer

A game where the outcome is predetermined

Answer

A game where the rules are biased towards one player

Question 4

A box contains 6 red marbles, 8 blue marbles, and 4 yellow marbles. If two marbles are drawn with replacement, what is the probability that both marbles drawn are yellow?

Accepted Answer

1 in 18

Answer

1 in 9

Answer

1 in 6

Answer

1 in 3

Question 5

A coin is flipped twice. What is the probability of getting tails on both flips?

Accepted Answer

1/16

Answer

1/2

Answer

1/4

Answer

1/8

Question 6

What is the most accurate definition of probability?

Accepted Answer

The measure of how likely an event is to occur

Answer

The likelihood that an event will happen

Answer

The number of ways an event can happen

Answer

The certainty that an event will happen

Question 7

A standard six-sided die is rolled two times in a row. What is the probability of getting a 3 both times?

Accepted Answer

1/36

Answer

1/6

Answer

1/12

Answer

1/24

Question 8

A bag has 6 red marbles, 4 blue marbles, and 2 green marbles. If a marble is chosen at random, what is the probability of choosing a blue marble?

Accepted Answer

1/4

Answer

1/3

Answer

2/5

Answer

1/5

Question 9

Which of these is NOT a type of probability model?

Accepted Answer

Bar graph

Answer

Tree diagram

Answer

Sample space

Answer

Probability distribution

Question 10

Which event is complementary to rolling an odd number on a die?

Accepted Answer

Rolling an even number

Answer

Rolling a number less than 4

Answer

Rolling a prime number

Answer

Rolling a multiple of 3

Question 11

What does conditional probability describe?

Accepted Answer

The likelihood of one event happening based on another event that has already occurred

Answer

The total likelihood of two events happening

Answer

The likelihood of two events happening independently

Answer

The certainty that two events will happen

Question 12

Which number is NOT a possible outcome of rolling a standard six-sided die?

Accepted Answer

4.5

Answer

1

Answer

3

Answer

6

Question 13

A bag contains 5 red marbles, 3 blue marbles, and 2 yellow marbles. What is the likelihood of randomly drawing a red marble from the bag?

Accepted Answer

2/5

Answer

1/2

Answer

1/3

Answer

1/5

Question 14

Which example illustrates a compound event?

Accepted Answer

Rolling two dice and getting a sum of 7

Answer

Tossing a coin and getting heads

Answer

Picking a card from a deck and getting a heart

Answer

Spinning a spinner and landing on a number less than 3

Question 15

A spinner has 4 equal sections: red, blue, green, and yellow. What is the probability of landing on either **red** or **blue**?

Accepted Answer

1/2

Answer

1/4

Answer

3/4

Answer

1

Question 16

A box contains 10 black cubes and 5 white cubes. If a cube is drawn at random, what is the probability that it is **not** black?

Accepted Answer

2/3

Answer

1/3

Answer

1/2

Answer

1

Question 17

A bag contains 4 red marbles, 6 blue marbles, and 2 green marbles. Two marbles are drawn randomly without replacement. What is the probability of drawing a green marble first and then a blue marble?

Accepted Answer

1/18

Answer

1/24

Answer

1/36

Answer

1/48

Question 18

A survey of 200 students found that 75% of them use social media. What is the probability that a randomly selected student from the survey uses social media?

Accepted Answer

0.75

Answer

0.25

Answer

0.50

Answer

1.00

Question 19

A six-sided die is rolled twice. What is the probability of getting a sum of 8?

Accepted Answer

1/12

Answer

1/9

Answer

1/18

Answer

1/24

Question 20

Which of the following is NOT a possible outcome of rolling a standard six-sided die?

Accepted Answer

7

Answer

1

Answer

3

Answer

5

Question 21

A fair coin is flipped 10 times. What is the probability that the coin lands on heads an even number of times?

Accepted Answer

1/2

Answer

1/4

Answer

1/8

Answer

1/16

Question 22

A spinner has 6 equal sections, numbered 1 to 6. What is the probability of spinning an even number?

Accepted Answer

1/2

Answer

1/3

Answer

1/4

Answer

1/6

Question 23

A survey of 100 students showed that 60 like math, 40 like science, and 20 like both. What is the probability that a randomly selected student likes both math and science?

Accepted Answer

1/5

Answer

1/2

Answer

2/5

Answer

1/4

Question 24

A coin is tossed three times. What is the probability of getting heads at least once?

Accepted Answer

3/4

Answer

1/4

Answer

1/2

Answer

1

Question 25

Two events, A and B, are mutually exclusive. If P(A) = 0.3 and P(B) = 0.4, what is P(A or B)?

Accepted Answer

0.70

Answer

0.12

Answer

0.52

Answer

0.92

Question 26

A box contains 5 red balls and 3 blue balls. If a ball is drawn at random, what is the probability of drawing a red ball?

Accepted Answer

5/8

Answer

2/3

Answer

1/2

Answer

3/8

Question 27

A survey of 100 students found that 60 of them like math. If another student is randomly selected from the same population, what is the likelihood that he or she also likes math?

Accepted Answer

0.6

Answer

0.5

Answer

0.4

Answer

0.7

Question 28

A bag has 5 red balls, 3 blue balls, and 2 green balls. You pick one ball at random. What's the probability of picking a blue ball?

Accepted Answer

3/10

Answer

1/2

Answer

1/4

Answer

1/5

Question 29

You roll a fair six-sided die. You win if the number is even. What's the probability of winning?

Accepted Answer

1/2

Answer

1/3

Answer

1/4