This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Mathematics > Class 12 Mathematics Chapter 13 Probability – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Mathematics Chapter 13 Probability Quiz 7 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The probability that A speaks truth is 4/5 and that of B speaking truth is 4/7. What is the probability that they agree in stating the same fact? A) 18/35. B) 19/35. C) 21/35. D) None of these. Show Answer Correct Answer: B) 19/35. 2. *BONUS* When calculating experimental probability, as more trials are conducted, the experimental probability generally gets closer to the theoretical probability. Eventually, the experimental probability will equal theoretical probability. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 3. The ratio of the number of ways an event can occur to the number of possible outcomes. A) Dependent event. B) Theoretical probability. C) Odds. D) Outcomes. Show Answer Correct Answer: B) Theoretical probability. 4. What is the probability of getting a sum 9 from two throws of a dice? A) 3/4. B) 1/9. C) 2/9. D) 1/2. Show Answer Correct Answer: B) 1/9. 5. Ariana's Office Supply shop sells 2 types of notebooks. Each notebook is offered in red, blue, or yellow. If a notebook is selected at random, how many different possibilities are in the sample space? A) 8. B) 16. C) 4. D) 6. Show Answer Correct Answer: D) 6. 6. A list of each possible outcome along with its probability A) Uniform probability model. B) Probability model. C) Tree diagram. D) Non-uniform probability model. Show Answer Correct Answer: B) Probability model. 7. From the numbers 1-30, what is the probability that it is divisible by 3? A) 1/4. B) 1/2. C) 1/5. D) 1/3. Show Answer Correct Answer: D) 1/3. 8. How do we determine which event is most likely to occur? A) The event has the closest proper fraction to 1. B) The event has the closest improper fraction to 1. C) The event has the closest proper fraction to 1/2. D) The event has the closest proper fraction to 0. Show Answer Correct Answer: A) The event has the closest proper fraction to 1. 9. There are five marbles in a bag. Three are green and two are yellow. You draw a marble, replace it, and then draw another. What is the probability of choosing two yellow marbles? A) 3/5. B) 2/5. C) 1/5. D) 4/25. Show Answer Correct Answer: D) 4/25. 10. The probability that it will snow on Christmas Eve is 1/7. What is the probability that it will NOT snow on Christmas Eve? A) 1/7. B) 100%. C) 6/7. D) 0%. Show Answer Correct Answer: C) 6/7. 11. A jar contains 4 white chips, 5 purple chips, and 1 black chip. Chips are selected randomly one at a time, and are not replaced.What is the Probability of drawing a white, then purple, then black? A) 6/43. B) 2/39. C) 5/41. D) 1/36. Show Answer Correct Answer: D) 1/36. 12. A light bulb which is expected to last for 300 hours blows after 2 hours. A) Even chance. B) Unlikely. C) Certain. D) Likely. E) Impossible. Show Answer Correct Answer: B) Unlikely. 13. The Probability of an event is .21. Descirbe the likelihood of the event. A) Likely. B) Certain. C) Unlikely. D) Impossible. Show Answer Correct Answer: C) Unlikely. 14. From deck of 52 cards red face cards are removed. From the remaining cards, one card is drawn at random. What is the probability of getting a face card? A) 1/52. B) 3/23. C) 3/13. D) 1/2. Show Answer Correct Answer: B) 3/23. 15. If a letter is chosen at random from the English alphabets {a, b, ..... , z}, then the probability that the letter chosen precedes x A) 1/13. B) 23/26. C) 12/13. D) 3/26. Show Answer Correct Answer: B) 23/26. 16. Which of the following methods is NOT a good tool for determining sample space? A) Tree diagrams. B) Area models. C) Organized lists. D) Guess and check. Show Answer Correct Answer: D) Guess and check. 17. ..... probability is what actually happened based on results. A) Experimental. B) Theoretical. C) All the above. D) None of the above. Show Answer Correct Answer: A) Experimental. 18. McKayla flipped a coin 150 times. How many times could McKayla expect the coin to land on tails? A) 50. B) 75. C) 100. D) 25. Show Answer Correct Answer: B) 75. 19. Intersections can be thought of as: A) Or. B) And. C) Not. D) None of the above. Show Answer Correct Answer: B) And. 20. The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than "A" ? The probability you don't get an "A" . A) 5/7. B) 10/49. C) 5/49. D) 2/7. Show Answer Correct Answer: A) 5/7. 21. Find the probability of rolling divisors of 12 on both dice. A) $\frac{25}{36}$. B) $\frac{1}{36}$. C) $\frac{2}{3}$. D) None of the above. Show Answer Correct Answer: A) $\frac{25}{36}$. 22. How many outcomes? You can choose from 3 different meats and 3 different cheeses. A) 3. B) 9. C) 6. D) 24. Show Answer Correct Answer: B) 9. 23. A bag contains 3 red balls, 7 green balls, 5 blue balls. If one ball is drawn at random from the bag, what is the probability that the ball is not white? A) 1. B) 1/5. C) 4/5. D) 0. Show Answer Correct Answer: A) 1. 24. 2 or more simple events A) Outcomes. B) Theoretical probability. C) Simple event. D) Compound event. Show Answer Correct Answer: D) Compound event. 25. An event with a probability of certain would be ..... A) 1. B) 0. C) 1/2. D) 2/3. Show Answer Correct Answer: A) 1. 26. Who Introduced axiomatic definition of probability A) Kolmogrov. B) Pascal. C) C R Rao. D) Fisher. Show Answer Correct Answer: A) Kolmogrov. 27. The list below shows the different choices of pizza at the local pizza shop:*pepperoni:11*supreme:7*cheese:6*Hawaiian:3Based on these results, if 189 pizzas were sold, then how many could be expected to be cheese? A) 7. B) 77. C) 42. D) 182. Show Answer Correct Answer: C) 42. 28. The likelihood of two or more related events occurring is called- A) Simple probability. B) Compound probability. C) Experimental probability. D) Theoretical probability. Show Answer Correct Answer: B) Compound probability. 29. The set of one or more than one outcomes from an experiment is called as- A) Z-Value. B) Arithmetic mean. C) Event. D) None of these. Show Answer Correct Answer: C) Event. 30. A bag has 7 marbles:2 green, 2 blue, and 3 orange. What is the probability of reaching in and NOT pulling out a green? A) 2/7. B) 3/7. C) 5/7. D) 4/7. Show Answer Correct Answer: C) 5/7. 31. Louis works at a local restaurant. The uniform he wears to work consists of a red, blue, or white shirt and black, blue, or khaki shorts. What is the probability that Louis will wear blue shorts to work? A) 1/3. B) 2/6. C) 2/3. D) 1/6. Show Answer Correct Answer: A) 1/3. 32. A spinner has 4 sections:1 red, 1 blue, 1 green, 1 yellow. What is the probability that you spin and land on blue? A) 2/4. B) 3/4. C) 1/4. D) 1/2. Show Answer Correct Answer: C) 1/4. 33. There are 25 counters in a bag:6 red, 4 white, 7 blue, and 8 yellow. You choose one counter at random. Which color are you least likely to choose? A) Blue. B) White. C) Red. D) Yellow. Show Answer Correct Answer: B) White. 34. Sample space contains A) No outcomes. B) One outcome. C) Two outcomes. D) All outcomes. Show Answer Correct Answer: D) All outcomes. 35. A number cube, labeled 1 through 6, will be rolled one time. What is the likelihood of rolling a 6? A) Very likely. B) Certain. C) Impossible. D) Not likely. Show Answer Correct Answer: D) Not likely. 36. A card is drawn from a pack of 52 cards. What is the probability of getting a non-face card? A) 10/13. B) 3/13. C) 1/13. D) None of these. Show Answer Correct Answer: A) 10/13. 37. The letters of the word CASTIGATION is arranged in different ways randomly. What is the chance that vowels occupy the even places? A) 0.049. B) 0.034. C) 0.043. D) None of these. Show Answer Correct Answer: C) 0.043. 38. The outcome of the first event affects the outcome of the second event A) Equally. B) Independent. C) Dependent. D) Certain. Show Answer Correct Answer: C) Dependent. 39. Cole has two bags of marbles. The first bag contains 6 red, 5 blue, & 4 green marbles. The second bag contains 3 red, 2 blue, & 4 green marbles. Cole will randomly select 1 marble from each bag. What is the probability he selects a blue marble from each bag? A) 2/27. B) 5/9. C) 1/35. D) 1/6. Show Answer Correct Answer: A) 2/27. 40. A coin is tossed to decide who has the kick-off in a soccer match. Bafana wins the toss at the start of their next match. A) Unlikely. B) Even chance. C) Certain. D) Likely. E) Impossible. Show Answer Correct Answer: B) Even chance. 41. Which of the following probability cannot exist? A) 5/7. B) -1.5. C) 2/5. D) 8/7. Show Answer Correct Answer: B) -1.5. 42. What is the probability of getting an even number when a dice is thrown? A) 1/4. B) 1/6. C) 1/2. D) 1/3. Show Answer Correct Answer: C) 1/2. 43. A die is thrown at random. Find the probability of getting a non-composite number . A) 2/3. B) 5/6. C) 1/3. D) 4/3. Show Answer Correct Answer: A) 2/3. 44. Jen's wallet contains $ 34:1 x $ 20, 2 x $ 5, and 4 x $ 1 If she grabs a bill without looking, how likely is it to be a $ 20? A) 1/7. B) 1/8. C) 10%. D) 50%. Show Answer Correct Answer: A) 1/7. 45. What is the probability of getting 1 and 5 if a dice is thrown once? A) 8/9. B) 1/6. C) 2/3. D) 1/3. Show Answer Correct Answer: D) 1/3. 46. Give the likelihood of each event.Flipping a coin and landing on heads. A) Likely. B) Unlikely. C) Equally likely. D) Certain. E) Impossible. Show Answer Correct Answer: C) Equally likely. 47. The likelihood that an event will NOT occur is known as its- A) Sample space. B) Opposite. C) Trial. D) Complement. Show Answer Correct Answer: D) Complement. 48. Two coins are tossed at outcomes are recorded. What is the probability of getting at least 1 head? A) 3/4. B) 1/8. C) 3/8. D) 1/4. Show Answer Correct Answer: A) 3/4. 49. If one event occurs, another event cannot happen, i.e., the events that cannot occur simultaneously are called as- A) Exhaustive Events. B) Mutually exclusive events. C) Equally likely events. D) Independent events. Show Answer Correct Answer: B) Mutually exclusive events. 50. A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is neither a spade nor a king. A) 17/52. B) 15/52. C) 8/13. D) 9/13. Show Answer Correct Answer: D) 9/13. 51. If a coin is tossed 3 times, how many possible outcomes are in the sample space? A) It depends. B) 8. C) 6. D) 3. Show Answer Correct Answer: B) 8. 52. A bag has 3 red marbles, 2 blue, 1 yellow and 4 green. What is the theoretical probability of pulling a green? A) 40%. B) 60%. C) 4%. D) About 67%. Show Answer Correct Answer: A) 40%. 53. Roll a die one time. Find P(a number greater than 3 or odd). A) 1/2. B) 5/6. C) 1/6. D) 0. Show Answer Correct Answer: B) 5/6. 54. So if billy has 3 quarters, 3 pennies and 9 dimes in his pocket and he's trying to pick the quarters and he does it 90 times how many times is he gonna pick quarters A) 270/1350. B) 278/1452. C) 10/20. D) Mayodenochey. Show Answer Correct Answer: A) 270/1350. 55. Two coins are flipped. What is the probability that both of the coins land heads up? A) 1/2. B) 1. C) 1/6. D) 1/4. Show Answer Correct Answer: D) 1/4. 56. What is the probability of flipping a coin 20 times and landing on heads 11 times? A) P = 1/10. B) P = 11/20. C) P = 9/20. D) P = 10/20. Show Answer Correct Answer: B) P = 11/20. 57. The ways of arranging or selecting smaller or equal number of objects from a given set of objects is called A) Probability. B) Permutation. C) Combination. D) None of the above. Show Answer Correct Answer: B) Permutation. 58. Ritu has 3 shirts in shades of red, 4 in yellow shades and 5 in green shades. Three shirts are picked at random. The probability that all of those are in red shades is: A) 1/220. B) 1/64. C) 1/33. D) None. Show Answer Correct Answer: A) 1/220. 59. Marvin has a standard deck of cards. (52 in a deck, 4 suits)P (Ace or a 5) A) 8/50. B) 1/13. C) 2/13. D) 1/26. Show Answer Correct Answer: C) 2/13. 60. Find the Probability of drawing a black face card from the deck of cards. A) $\frac{12}{52}$. B) $\frac{3}{26}$. C) $\frac{1}{52}$. D) None of the above. Show Answer Correct Answer: B) $\frac{3}{26}$. ← 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 4Class 12 Mathematics Chapter 13 Probability Quiz 5Class 12 Mathematics Chapter 13 Probability Quiz 6Class 12 Mathematics Chapter 13 Probability Quiz 8Class 12 Mathematics Chapter 13 Probability Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books