This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Mathematics > Class 12 Mathematics Chapter 13 Probability – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Mathematics Chapter 13 Probability Quiz 4 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is either a black card or a king. A) 30/52. B) 1/2. C) 7/13. D) 16/52. Show Answer Correct Answer: C) 7/13. 2. Variance of first 20 natural numbers is A) 44.25. B) 33.25. C) 32.25. D) 30. Show Answer Correct Answer: B) 33.25. 3. A bag contains 9 red, 7 white and 4 black balls. A ball is drawn at random. Find the probability that the ball drawn is not red. A) 7/20. B) 9/20. C) 11/20. D) 16/20. Show Answer Correct Answer: C) 11/20. 4. There are 2 bags. One has 5 white and 3 black napkins. The other one has 4 white and 8 black napkins. Find the probability of picking up a white napkin. A) 23/48. B) 21/48. C) 25/48. D) None of these. Show Answer Correct Answer: A) 23/48. 5. If you put 21 consonants and 5 vowels in a bag. What would carry greater probability? Getting a consonant or a vowel? A) Vowel. B) Consonant. C) All the above. D) None of the above. Show Answer Correct Answer: B) Consonant. 6. A bag contains 30 pieces of candy. There are 15 grape, 7 cherry, 3 lemon, 5 strawberry. If you were to randomly select a candy without looking inside the bag, what is the probability of selecting a lemon? A) 3/10. B) 30%. C) 3. D) 1/10. Show Answer Correct Answer: D) 1/10. 7. A bag contains 1 red marble, 2 blue marbles, and 3 green marbles. What is the probability of picking a red marble? A) 1/6. B) 1/3. C) 1/5. D) None of the above. Show Answer Correct Answer: A) 1/6. 8. Colored Cubes:What color is least likely to be drawn? A) Red. B) Purple. C) Blue. D) Yellow. Show Answer Correct Answer: B) Purple. 9. How many combinations of outfits can you make from 3 pairs of shorts, 2 shirts, and 1 pair of shoes? A) 4 combinations. B) 6 combinations. C) 8 combinations. D) 5 combinations. Show Answer Correct Answer: B) 6 combinations. 10. A number cube is rolled. What is the likelihood that a number less than or equal to three is rolled? A) Unlikely. B) Equally likely. C) Likely. D) Certain. Show Answer Correct Answer: B) Equally likely. 11. What are the chances of school starting in June 2021? A) Most likely. B) Less likely. C) Impossible. D) Certain. Show Answer Correct Answer: C) Impossible. 12. A dice is rolled. Find the probability of obtaining a prime number. A) 2/6. B) 5/6. C) 4/6. D) 3/6. Show Answer Correct Answer: D) 3/6. 13. Draw one card from a standard deck. Find P(ace) A) 4/52. B) 4/13. C) 1/13. D) 2/52. Show Answer Correct Answer: C) 1/13. 14. The value of second moment about the mean in a binomial distribution is 36. The value of the standard deviation of a binomial distribution is: A) 10. B) 36. C) 1/10. D) 6. Show Answer Correct Answer: D) 6. 15. Which of these could be a common denominator for $\frac{1}{5}$ $\frac{7}{12}$ A) 12. B) 24. C) 60. D) 17. Show Answer Correct Answer: C) 60. 16. A 5-digit number is formed by the digits 1, 2, 3, 4 and 5 without repetition. What is the probability that the number formed is a multiple of 4? A) 1/120. B) 1/4. C) 1/5. D) 2/5. Show Answer Correct Answer: C) 1/5. 17. What is the probability of drawing an ace from a pack of 52 cards? A) 4/13. B) 1/13. C) 1/52. D) None of the above. Show Answer Correct Answer: A) 4/13. 18. Events that consist of the desired outcomes of a given situation A) Experiment. B) Complementary event. C) Event. D) Compound event. Show Answer Correct Answer: B) Complementary event. 19. A card is drawn at random from a deck of cards. Find the probability of getting a queen. A) 1/26. B) 1/52. C) 5/52. D) 1/13. Show Answer Correct Answer: D) 1/13. 20. Out of 80 coin flips, how many tails would you expect? A) 1. B) 80. C) 25. D) 40. Show Answer Correct Answer: D) 40. 21. The probability of an event occuring given that another event has already occured is called A) FPC. B) Conditional Probability. C) Dependent Events. D) Independent Events. Show Answer Correct Answer: B) Conditional Probability. 22. Which is an example of theoretical probability? A) The probability of rolling a 4 on a die is 1/6. B) I flipped a coin and it landed on tails 2/10 times. C) All the above. D) None of the above. Show Answer Correct Answer: A) The probability of rolling a 4 on a die is 1/6. 23. A die is rolled once. What is the probability of rolling a number more than 6? Your answer should be a fraction in simplest form. A) 0. B) 5/6. C) 1/6. D) 3/6. Show Answer Correct Answer: A) 0. 24. Zoey has a 1/8 chance of winning tickets to an ice skating performance. Which of the following best describes Zoey's chance of winning tickets? A) It is impossible that Zoey will win the tickets. B) It is likely that Zoey will win the tickets. C) It is unlikely that Zoey will win the tickets. D) It is certain that Zoey will win the tickets. Show Answer Correct Answer: C) It is unlikely that Zoey will win the tickets. 25. What is the probability that you will pull out a yellow card from a deck of 52 red and black cards? A) 25/100. B) 32/52. C) 50/50. D) 0/52. Show Answer Correct Answer: D) 0/52. 26. The measure of the likelihood that an event will occur. The chance that an event will happen. A ratio of chance/all chances. A) Outcomes. B) Probability. C) Tree diagram. D) Odds. Show Answer Correct Answer: B) Probability. 27. Evan has 6 red marbles and 2 green marbles in a bag. What is the likelihood of him choosing a green marble? A) Certain. B) Likely. C) Impossible. D) Unlikely. Show Answer Correct Answer: D) Unlikely. 28. Clara picks a card at random, puts it back, and then picks another card at random. A) Independent. B) Dependent. C) All the above. D) None of the above. Show Answer Correct Answer: A) Independent. 29. ..... is the collection of some favorable outcomes. A) An event. B) Outcomes. C) Probability. D) None of the above. Show Answer Correct Answer: A) An event. 30. When flipping a coin with heads and tails, there is ..... A) An equal chance of landing on heads or tails. B) An unlikely chance the coin lands on heads. C) A certainty that the coin lands on tails. D) A likely chance the coin lands on heads. Show Answer Correct Answer: A) An equal chance of landing on heads or tails. 31. In how many ways can you arrange 6 books on a shelf? A) 15 ways. B) 720 ways. C) 21 ways. D) 5040 ways. Show Answer Correct Answer: B) 720 ways. 32. Earl is asked to choose a day of a week. What is the probability of choosing a day which starts with S? A) 3/7. B) 1/7. C) 2/7. D) 1. Show Answer Correct Answer: C) 2/7. 33. If you choose 1 scoop of ice cream from 12 flavors and any 1 topping from a choice of 8, how many different ice-cream sundaes can you make? A) 192. B) 20. C) 58. D) 96. Show Answer Correct Answer: D) 96. 34. If two events (both with probability greater than 0) are mutually exclusive, then: A) They cannot be independent. B) They also could be independent. C) They also must be independent. D) They maybe independent. Show Answer Correct Answer: A) They cannot be independent. 35. When rolling one dice, how many possible outcomes are there? A) Six. B) Three. C) One. D) Twelve. Show Answer Correct Answer: A) Six. 36. What is the formula for Conditional Probability? A) $P\left(A|B\right)=\frac{P\left(A\cap B\right)}{P\left(A\right)}$. B) $P\left(B|A\right)=\frac{P\left(A\cap B\right)}{P\left(B\right)}$. C) $P\left(A|A\right)=\frac{P\left(A\cap A\right)}{P\left(B\right)}$. D) $P\left(A|B\right)=\frac{P\left(A\cap B\right)}{P\left(B\right)}$. Show Answer Correct Answer: D) $P\left(A|B\right)=\frac{P\left(A\cap B\right)}{P\left(B\right)}$. 37. Which of the following is NOT an assumption of the Binomial distribution? A) All trials must be independent. B) Each trial must be classified as a success or a failure. C) All trials are dependent on each other. D) The number of successes in the trials is counted. Show Answer Correct Answer: C) All trials are dependent on each other. 38. A ..... consists of 2 or more events. A) Compound event. B) Prediction. C) Experiment. D) Single event. Show Answer Correct Answer: A) Compound event. 39. What will be the probability of getting odd numbers if a dice is thrown? A) 1/2. B) 5/2. C) 4/2. D) 2. Show Answer Correct Answer: A) 1/2. 40. There are 6 yellow cards, 4 blue cards, and 10 green cards in a bag. A card is chosen at random. What is the probability of choosing a blue or green card? A) 1/5. B) 7/10. C) 4/5. D) 3/10. Show Answer Correct Answer: B) 7/10. 41. A random selection will be made from a bag containing different colored disks. Of the 25 disks in the bag, 5 are yellow. It is ..... that a yellow disk will be randomly selected from the bag. A) Unlikely. B) Impossible. C) Certain. D) Equally Likely. Show Answer Correct Answer: A) Unlikely. 42. Roll the Dice:What is the probability of rolling a number greater than 2? A) 4/5. B) 2/3. C) 2/6. D) 4/4. Show Answer Correct Answer: B) 2/3. 43. Find the probability of not rolling a sum of 11 on both the dices. A) $\frac{17}{18}$. B) $\frac{1}{36}$. C) $\frac{2}{36}$. D) $\frac{1}{18}$. Show Answer Correct Answer: A) $\frac{17}{18}$. 44. Which of these cannot be considered a probability of an outcome? A) 100. B) -1/5. C) 1. D) 0. Show Answer Correct Answer: B) -1/5. 45. Impossible means ..... A) Something that will definitely happen. B) Something that is not able to happen. C) Something that probably won't happen. D) Something that will probably happen. Show Answer Correct Answer: B) Something that is not able to happen. 46. In a game the player wins if he rolls a 4 on a number cube. If the number cube is rolled 24 times, then what is a reasonable prediction for the number of unsuccessful rolls? A) 4. B) 24. C) 5. D) 20. Show Answer Correct Answer: D) 20. 47. Victor picks a card at random. Without putting the first card back, he picks a second card at random. A) Dependent. B) Independent. C) All the above. D) None of the above. Show Answer Correct Answer: A) Dependent. 48. A jar contains 3 red marbles, 7 green marbles and 10 white marbles. If a marble is drawn from the jar at random, what is the probability that this marble is white? A) 1/3. B) 1/2. C) 1/5. D) 1/10. Show Answer Correct Answer: B) 1/2. 49. One or a group of possible outcomes for a given situation A) Probability. B) Event. C) Probability model. D) Simple event. Show Answer Correct Answer: B) Event. 50. Two dice are thrown together. The probability of getting the odd number on both dice is A) 17/36. B) 1/4. C) 1/2. D) 1/3. Show Answer Correct Answer: B) 1/4. 51. Which of the following describes theoretical probability? A) Perform an experiment to determine the probability. B) Perform a simulation and count the number of possible outcomes. C) Use trials to count the number of desired outcomes. D) Determine the expected probability of an event. Show Answer Correct Answer: D) Determine the expected probability of an event. 52. The number of ways an event can occur divided by the total number of outcomes is known as- A) Experimental probability. B) An event complement. C) Theoretical probability. D) An event. Show Answer Correct Answer: C) Theoretical probability. 53. The blood groups of 200 people is distributed as follows:50 have type A blood, 65 have B blood type, 70 have O blood type and 15 have type AB blood. If a person from this group is selected at random, what is the probability that this person has O blood type? A) 0.35. B) 0.40. C) 0.5. D) 0.2. Show Answer Correct Answer: A) 0.35. 54. A bag of candy contains 2 packs of Skittles, 4 Twizzlers, and 10 Reese's cups. What is the probability of reaching into the bag and choosing either a pack of Skittles or a Reese cup? A) 1/8. B) 1/4. C) 3/8. D) 3/4. Show Answer Correct Answer: D) 3/4. 55. You roll a standard number cube once. Find P(greater than than 7) A) 1. B) 5/6. C) 0. D) 6/7. Show Answer Correct Answer: C) 0. 56. Which percent is equivalent to 3/10? A) 70%. B) 3%. C) 30%. D) 7%. Show Answer Correct Answer: C) 30%. 57. A box contains cards numbered 6 to 50. The probability that the drawn card has a number which is a perfect square is A) 4/45. B) 1/9. C) 7/45. D) 4/15. Show Answer Correct Answer: B) 1/9. 58. Ben has two marbles of the same size in his pocket, a green one and a red one. He puts his hand into his pocket and, without looking, takes out a red marble. A) Even chance. B) Certain. C) Likely. D) Unlikely. E) Impossible. Show Answer Correct Answer: A) Even chance. 59. Probability ranges from 0 (impossible) to 1 (certain). A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 60. Mrs. Trevino has 3 red pens, 5 pink pens, and 8 blue pens. What is the probability that she will choose a blue pen to grade papers? A) 3/16. B) 8. C) 1/2. D) 16/8. Show Answer Correct Answer: C) 1/2. ← PreviousNext →Related QuizzesScience QuizzesClass 12 QuizzesClass 12 Mathematics Chapter 13 Probability Quiz 1Class 12 Mathematics Chapter 13 Probability Quiz 2Class 12 Mathematics Chapter 13 Probability Quiz 3Class 12 Mathematics Chapter 13 Probability Quiz 5Class 12 Mathematics Chapter 13 Probability Quiz 6Class 12 Mathematics Chapter 13 Probability Quiz 7Class 12 Mathematics Chapter 13 Probability Quiz 8Class 12 Mathematics Chapter 13 Probability Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books