**Probability MCQs** are very important test and often asked by various testing services and competitive exams around the world. Here you will find all the Important **Probability MCQs** for Preparation.

The student can clear their concepts for **Probability**** **online quiz by attempting it. Doing MCQs based **Probability**** **will help you to check your understanding and identify areas of improvement.

What is the probability of rolling a fair six-sided die and getting an odd number?

A) 1/6

B) 1/3

C) 1/2

D) 2/3

A bag contains 4 red balls and 6 blue balls. If a ball is drawn randomly, what is the probability of getting a red ball?

A) 2/5

B) 1/2

C) 4/10

D) 5/10

A standard deck of cards has 52 cards. If a card is drawn randomly, what is the probability of getting a heart?

A) 1/13

B) 1/4

C) 13/52

D) 26/52

Two dice are rolled. What is the probability of getting a sum of 7?

A) 1/6

B) 1/9

C) 1/12

D) 1/36

A jar contains 10 red marbles, 6 blue marbles, and 4 green marbles. If a marble is drawn randomly, what is the probability of getting a blue marble?

A) 3/10

B) 1/4

C) 6/20

D) 3/20

A box contains 5 red balls and 3 green balls. Two balls are drawn randomly without replacement. What is the probability of getting two red balls?

A) 1/6

B) 2/7

C) 5/14

D) 5/8

In a deck of cards, what is the probability of drawing a face card (jack, queen, or king)?

A) 1/13

B) 1/4

C) 3/13

D) 3/4

A bag contains 8 white balls and 5 black balls. Two balls are drawn randomly with replacement. What is the probability of getting two white balls?

A) 4/13

B) 25/169

C) 64/169

D) 1/169

A box contains 4 red balls, 3 blue balls, and 5 green balls. If two balls are drawn randomly without replacement, what is the probability of getting a red ball followed by a blue ball?

A) 4/66

B) 12/66

C) 12/65

D) 12/64

In a class, there are 20 boys and 15 girls. If a student is selected randomly, what is the probability of selecting a boy?

A) 2/7

B) 3/7

C) 20/35

D) 20/35

A jar contains 5 red marbles, 3 blue marbles, and 2 green marbles. If two marbles are drawn randomly without replacement, what is the probability of getting two red marbles?

A) 1/15

B) 5/14

C) 10/36

D) 5/9

A card is drawn randomly from a standard deck of 52 cards. What is the probability of drawing a queen or a king?

A) 1/13

B) 1/4

C) 3/13

D) 4/13

A box contains 6 red balls, 4 blue balls, and 2 green balls. If a ball is drawn randomly, what is the probability of not getting a green ball?

A) 1/4

B) 2/3

C) 7/12

D) 10/12

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

A) 1/2

B) 1/3

C) 1/4

D) 1/6

A bag contains 8 red balls and 4 green balls. Two balls are drawn randomly without replacement. What is the probability of getting a red ball followed by a green ball?

A) 1/6

B) 4/33

C) 4/33

D) 8/33

In a class, 10 students are selected randomly. If there are 6 boys and 4 girls, what is the probability of selecting 2 boys and 1 girl?

A) 1/6

B) 1/10

C) 1/15

D) 1/20

A bag contains 5 red balls, 3 blue balls, and 2 green balls. If a ball is drawn randomly, what is the probability of not getting a blue ball?

A) 5/10

B) 6/10

C) 7/10

D) 8/10

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

A) 1/2

B) 1/3

C) 2/3

D) 3/4

A bag contains 4 red balls and 6 blue balls. If two balls are drawn randomly with replacement, what is the probability of getting two red balls?

A) 1/10

B) 1/12

C) 1/16

D) 1/20

A box contains 7 white balls and 5 black balls. Two balls are drawn randomly without replacement. What is the probability of getting two white balls?

A) 2/11

B) 7/33

C) 7/44

D) 7/55

In a class, there are 25 students, including 12 boys and 13 girls. If a student is selected randomly, what is the probability of selecting a girl?

A) 12/25

B) 13/25

C) 1/2

D) 1/3

A jar contains 4 red marbles, 3 blue marbles, and 5 green marbles. If three marbles are drawn randomly without replacement, what is the probability of getting a red marble followed by a blue marble and then a green marble?

A) 1/66

B) 4/66

C) 6/66

D) 20/66

A deck of cards has 52 cards. If two cards are drawn randomly without replacement, what is the probability of getting two aces?

A) 1/26

B) 1/169

C) 1/221

D) 1/2704

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

A) 1/2

B) 3/8

C) 1/4

D) 3/4

In a bag, there are 6 red marbles, 4 blue marbles, and 2 green marbles. If two marbles are drawn randomly without replacement, what is the probability of getting a red marble on the first draw and a blue marble on the second draw?

A) 3/15

B) 8/33

C) 12/55

D) 24/110

A jar contains 5 red balls, 3 blue balls, and 2 green balls. If three balls are drawn randomly without replacement, what is the probability of getting three red balls?

A) 1/66

B) 5/66

C) 10/66

D) 20/66

A box contains 8 white balls and 4 black balls. Two balls are drawn randomly without replacement. What is the probability of getting a white ball followed by a black ball?

A) 2/11

B) 8/33

C) 16/77

D) 32/143

In a class, 20 students are selected randomly. If there are 12 boys and 8 girls, what is the probability of selecting 3 boys and 2 girls?

A) 1/20

B) 3/38

C) 12/190

D) 12/323

A bag contains 5 red balls, 4 blue balls, and 3 green balls. If a ball is drawn randomly, what is the probability of getting a blue or green ball?

A) 7/12

B) 1/3

C) 7/11

D) 2/5

A fair six-sided die is rolled. What is the probability of getting an even number or a number greater than 3?

A) 1/2

B) 2/3

C) 5/6

D) 1/3

A bag contains 4 red balls and 6 blue balls. If three balls are drawn randomly with replacement, what is the probability of getting at least one red ball?

A) 1/8

B) 3/10

C) 4/10

D) 1/2

A box contains 6 white balls and 4 black balls. Two balls are drawn randomly without replacement. What is the probability of getting a white ball and then a black ball?

A) 3/19

B) 12/39

C) 24/59

D) 24/55

In a class, there are 25 students, including 15 boys and 10 girls. If a student is selected randomly, what is the probability of selecting a boy or a girl?

A) 2/5

B) 3/5

C) 4/5

D) 1/2

A jar contains 4 red marbles, 3 blue marbles, and 5 green marbles. If four marbles are drawn randomly without replacement, what is the probability of getting two red marbles and two blue marbles?

A) 1/66

B) 6/330

C) 12/330

D) 20/330

A deck of cards has 52 cards. If three cards are drawn randomly without replacement, what is the probability of getting three aces?

A) 1/221

B) 1/286

C) 1/4165

D) 1/56320

A fair coin is flipped four times. What is the probability of getting exactly three tails?

A) 1/2

B) 1/8

C) 3/8

D) 1/4

In a bag, there are 6 red marbles, 4 blue marbles, and 2 green marbles. If three marbles are drawn randomly without replacement, what is the probability of getting a red marble on the first draw, a blue marble on the second draw, and a green marble on the third draw?

A) 1/165

B) 4/165

C) 12/165

D) 24/165

A jar contains 5 red balls, 3 blue balls, and 2 green balls. If four balls are drawn randomly without replacement, what is the probability of getting four red balls?

A) 1/990

B) 5/990

C) 20/990

D) 120/990

A box contains 8 white balls and 4 black balls. Three balls are drawn randomly without replacement. What is the probability of getting two white balls and one black ball?

A) 8/91

B) 12/91

C) 16/91

D) 24/91

In a class, 30 students are selected randomly. If there are 18 boys and 12 girls, what is the probability of selecting 4 boys and 2 girls?

A) 1/60

B) 1/120

C) 1/210

D) 1/420

A bag contains 6 red balls, 4 blue balls, and 3 green balls. If a ball is drawn randomly, what is the probability of getting a blue or a green ball?

A) 7/13

B) 3/5

C) 7/13

D) 17/23

A fair six-sided die is rolled. What is the probability of getting a number less than 3 or a number greater than 4?

A) 1/2

B) 2/3

C) 4/6

D) 5/6

A bag contains 4 red balls and 6 blue balls. If four balls are drawn randomly with replacement, what is the probability of getting at least one red ball?

A) 1/16

B) 5/16

C) 7/16

D) 15/16

A box contains 6 white balls and 4 black balls. Three balls are drawn randomly without replacement. What is the probability of getting a white ball, a black ball, and then a white ball?

A) 6/55

B) 12/55

C) 16/55

D) 18/55

In a class, there are 30 students, including 15 boys and 15 girls. If a student is selected randomly, what is the probability of selecting a boy and then a girl?

A) 1/2

B) 1/4

C) 1/3

D) 1/30

A jar contains 5 red balls, 4 blue balls, and 6 green balls. If five balls are drawn randomly without replacement, what is the probability of getting two red balls, two blue balls, and one green ball?

A) 1/1386

B) 10/1386

C) 120/1386

D) 240/1386

A deck of cards has 52 cards. If four cards are drawn randomly without replacement, what is the probability of getting four aces?

A) 1/5525

B) 1/3696

C) 1/270725

D) 1/4166400

A fair coin is flipped five times. What is the probability of getting exactly four tails?

A) 1/2

B) 1/16

C) 5/16

D) 1/32

In a bag, there are 6 red marbles, 4 blue marbles, and 2 green marbles. If five marbles are drawn randomly without replacement, what is the probability of getting a red marble on the first draw, a blue marble on the second draw, a green marble on the third draw, and then a red marble on the fourth draw?

A) 1/1650

B) 4/1650

C) 24/1650

D) 48/1650

A jar contains 5 red balls, 3 blue balls, and 2 green balls. If five balls are drawn randomly without replacement, what is the probability of getting five red balls?

A) 1/9900

B) 5/9900

C) 10/9900

D) 120/9900

A box contains 8 white balls and 4 black balls. Four balls are drawn randomly without replacement. What is the probability of getting three white balls and one black ball?

A) 8/715

B) 32/715

C) 48/715

D) 64/715

In a class, 40 students are selected randomly. If there are 24 boys and 16 girls, what is the probability of selecting 6 boys and 2 girls?

A) 1/120

B) 3/190

C) 36/9139

D) 48/9139

A bag contains 6 red balls, 4 blue balls, and 3 green balls. If a ball is drawn randomly, what is the probability of getting a blue or a green ball?

A) 7/13

B) 7/12

C) 7/10

D) 17/23

A fair six-sided die is rolled. What is the probability of getting a number less than 3 or a number greater than 5?

A) 1/2

B) 1/3

C) 2/3

D) 5/6

A bag contains 4 red balls and 6 blue balls. If four balls are drawn randomly with replacement, what is the probability of getting at least one red ball?

A) 1/16

B) 7/16

C) 15/16

D) 1/2

A box contains 6 white balls and 4 black balls. Four balls are drawn randomly without replacement. What is the probability of getting a white ball, a black ball, a white ball, and then a black ball?

A) 9/77

B) 12/77

C) 16/77

D) 18/77

In a class, there are 30 students, including 15 boys and 15 girls. If a student is selected randomly, what is the probability of selecting a boy and then another boy?

A) 1/30

B) 1/60

C) 1/2

D) 1/4

A jar contains 5 red balls, 4 blue balls, and 6 green balls. If six balls are drawn randomly without replacement, what is the probability of getting two red balls, two blue balls, and two green balls?

A) 1/1485

B) 10/1485

C) 120/1485

D) 240/1485

A deck of cards has 52 cards. If five cards are drawn randomly without replacement, what is the probability of getting five hearts?

A) 1/54145

B) 1/352260

C) 1/2598960

D) 1/25989600

A fair coin is flipped six times. What is the probability of getting exactly five heads?

A) 1/2

B) 1/64

C) 5/64

D) 1/32

In a bag, there are 6 red marbles, 4 blue marbles, and 2 green marbles. If six marbles are drawn randomly without replacement, what is the probability of getting a red marble on the first draw, a blue marble on the second draw, a green marble on the third draw, a red marble on the fourth draw, a blue marble on the fifth draw, and then a green marble on the sixth draw?

A) 1/83160

B) 10/83160

C) 120/83160

D) 720/83160

A jar contains 5 red balls, 3 blue balls, and 2 green balls. If six balls are drawn randomly without replacement, what is the probability of getting six red balls?

A) 1/55440

B) 5/55440

C) 20/55440

D) 120/55440

A box contains 8 white balls and 4 black balls. Five balls are drawn randomly without replacement. What is the probability of getting three white balls and two black balls?

A) 8/1001

B) 32/1001

C) 48/1001

D) 64/1001

In a class, 50 students are selected randomly. If there are 30 boys and 20 girls, what is the probability of selecting 6 boys and 4 girls?

A) 1/7315

B) 15/7315

C) 36/7315

D) 48/7315

A bag contains 6 red balls, 4 blue balls, and 3 green balls. If a ball is drawn randomly, what is the probability of getting a blue or a green ball?

A) 7/13

B) 7/12

C) 7/10

D) 17/23

A fair six-sided die is rolled. What is the probability of getting an odd number or a number greater than 4?

A) 1/2

B) 2/3

C) 4/6

D) 5/6

A bag contains 4 red balls and 6 blue balls. If five balls are drawn randomly with replacement, what is the probability of getting at least one red ball?

A) 1/32

B) 7/32

C) 25/32

D) 1/2

A box contains 6 white balls and 4 black balls. Five balls are drawn randomly without replacement. What is the probability of getting a white ball, a black ball, a white ball, a black ball, and then a white ball?

A) 9/154

B) 12/154

C) 16/154

D) 18/154

In a class, there are 30 students, including 15 boys and 15 girls. If a student is selected randomly, what is the probability of selecting a girl and then a boy?

A) 1/2

B) 1/4

C) 1/3

D) 1/30

A jar contains 5 red balls, 4 blue balls, and 6 green balls. If five balls are drawn randomly without replacement, what is the probability of getting two red balls, two blue balls, and one green ball?

A) 1/1386

B) 10/1386

C) 120/1386

D) 240/1386

A deck of cards has 52 cards. If five cards are drawn randomly without replacement, what is the probability of getting five aces?

A) 1/54145

B) 1/389610

C) 1/2598960

D) 1/25989600

A fair coin is flipped six times. What is the probability of getting exactly five heads?

A) 1/2

B) 1/64

C) 5/64

D) 1/32

In a bag, there are 6 red marbles, 4 blue marbles, and 2 green marbles. If five marbles are drawn randomly without replacement, what is the probability of getting a red marble on the first draw, a blue marble on the second draw, a green marble on the third draw, a red marble on the fourth draw, and then a blue marble on the fifth draw?

A) 1/83160

B) 10/83160

C) 120/83160

D) 720/83160

A jar contains 5 red balls, 3 blue balls, and 2 green balls. If five balls are drawn randomly without replacement, what is the probability of getting five red balls?

A) 1/55440

B) 5/55440

C) 20/55440

D) 120/55440

A box contains 8 white balls and 4 black balls. Five balls are drawn randomly without replacement. What is the probability of getting three white balls and two black balls?

A) 8/1001

B) 32/1001

C) 48/1001

D) 64/1001