This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Mathematics > Class 12 Mathematics Chapter 13 Probability – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Mathematics Chapter 13 Probability Quiz 2 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the probability of picking a red marble from a bag that contains 3 red marbles and 3 green marbles? A) 1/2. B) 1/3. C) 1. D) 3. Show Answer Correct Answer: A) 1/2. 2. A problem in Maths is given to the students X, Y and Z. The probability that the problem is solved by each of the three students is 4/10, 3/7 and 5/9 respectively. Find the probability that neither of them solves the problem? A) None of these. B) 14/105. C) 11/105. D) 16/105. Show Answer Correct Answer: D) 16/105. 3. When rolling a fair die 100 times, what is the probability of rolling a "4" exactly 25 times? A) 25%. B) 16.7%. C) 2.1%. D) 1.0%. Show Answer Correct Answer: D) 1.0%. 4. Two number cubes are rolled sequentially. What is the probability that the first number cube shows a five and the other number cube shows an even number? A) 1/2. B) 1/12. C) 1/6. D) 11/12. Show Answer Correct Answer: B) 1/12. 5. In probability theory, the sum of an event (A) occurring and the same event NOT occurring (not A) is always- A) Based on the sample space. B) 1. C) Variable. D) 0. Show Answer Correct Answer: B) 1. 6. A bag has 3 red, 5 blue, and 2 yellow pieces of candy. What is the probability of drawing a blue piece of candy? A) $\frac{1}{3}$. B) $\frac{1}{10}$. C) $\frac{1}{2}$. D) $\frac{3}{10}$. Show Answer Correct Answer: C) $\frac{1}{2}$. 7. If you are playing Rock/Paper/Scissors, what are the chances of your hand winning? A) 1/4. B) 2/3. C) 1/2. D) 1/3. Show Answer Correct Answer: D) 1/3. 8. What is the likelihood a person seen at NLMS is in New Lex? A) Unlikely. B) Neither likely nor unlikely. C) Impossible. D) Certain. E) Likely. Show Answer Correct Answer: D) Certain. 9. A probability model when all the probabilities are equally likely to occur A) Non-uniform probability model. B) Tree diagram. C) Probability model. D) Uniform probability model. Show Answer Correct Answer: D) Uniform probability model. 10. What is the complement of choosing a red marble if there are 8 red marbles in a jar of 15? A) P' = 15/8. B) P' = 3/15. C) P' = 8/15. D) P' = 7/15. Show Answer Correct Answer: D) P' = 7/15. 11. If 3 coins are flipped together, the third coin shows a head. A) 7/8. B) 1/4. C) 1/2. D) 3/8. Show Answer Correct Answer: C) 1/2. 12. Find the probability of rolling a 3 or greater on the first die, and a 5 or greateron the second die. A) 1. B) $\frac{1}{18}$. C) $\frac{2}{9}$. D) None of the above. Show Answer Correct Answer: C) $\frac{2}{9}$. 13. If there are 4 red bubble gum balls in a bag, and you reach in without looking, how likely are you to get a red one? A) Certain. B) Unlikely. C) Impossible. D) Likely. Show Answer Correct Answer: A) Certain. 14. Alyssa can choose between 3 sweaters and 4 skirts. If she selects 1 sweater and 1 skirt, how many possible outcomes are in the sample space? A) 7. B) 81. C) 12. D) 10. Show Answer Correct Answer: C) 12. 15. The event of selecting a month of the year with 31 days. A) 2/3. B) 1/12. C) 7/12. D) 5/12. Show Answer Correct Answer: C) 7/12. 16. You are going to the movies. You can pick one movie:The Grinch or Wreck-it-Ralph 2. You can pick one snack:popcorn or candy. You can pick one soda:Coke or Sprite. How could you use the FCP to figure out how many total combinations there are? A) 2 x 4. B) 2 x 3 x 4. C) 1 x 2 x 3. D) 2 x 2 x 2. Show Answer Correct Answer: D) 2 x 2 x 2. 17. Pam is playing darts. She hit the bull's eye 7 times out of 20 throws. What is the experimental probability that Pam will not hit the bull's eye on her next throw? A) 7/20. B) 1/7. C) 13/20. D) None of the above. Show Answer Correct Answer: C) 13/20. 18. If you roll one die, what is the probability of getting an odd number or a 4. Are the events mutually exclusive or not? A) Mutually exclusive. B) Not mutually exclusive. C) All the above. D) None of the above. Show Answer Correct Answer: A) Mutually exclusive. 19. A bag contains:-5 blue marbles-3 green marbles-2 red marblesWhat is the probability of randomly choosing a blue marble on the first pick, not replacing it and then randomly choosing a red marble on the second pick? A) $\frac{1}{5}$. B) $\frac{1}{10}$. C) $\frac{1}{2}$. D) $\frac{1}{9}$. Show Answer Correct Answer: D) $\frac{1}{9}$. 20. The extent to which something is likely to occur is known as- A) An event. B) Data. C) Probability. D) Sample space. Show Answer Correct Answer: C) Probability. 21. A diagram used to show the total number of possible outcomes in a probability event A) Mutually exclusive event. B) Outcomes. C) Tree diagram. D) Odds. Show Answer Correct Answer: C) Tree diagram. 22. Two dice are thrown together. The probability of getting the same number on both dice is A) 1/4. B) 1/3. C) 1/2. D) 1/6. Show Answer Correct Answer: D) 1/6. 23. If the probability of an event happening is unlikely, the chances of it happening are ..... A) Greater than 1/2. B) Less than 1/2. C) All the above. D) None of the above. Show Answer Correct Answer: B) Less than 1/2. 24. The chance of an event happening is called ..... A) Result. B) Probability. C) Event. D) Outcome. Show Answer Correct Answer: B) Probability. 25. If the probability of winning a football match is 0.55 and the probability of losing is 0.2, what is the probability of drawing? A) 0.25. B) 0.35. C) 0.75. D) None of the above. Show Answer Correct Answer: A) 0.25. 26. Ryker, Haylee, Jonny, Kenzi, and Braxton all put their names into a hat. Was is P(Kenzi)? A) 4/5. B) 1/5. C) 1. D) 1/1. Show Answer Correct Answer: B) 1/5. 27. What is the probability of it snowing 3 days out of the week? A) P = 3/7. B) P = 4/7. C) P = 5/7. D) P = 2/7. Show Answer Correct Answer: A) P = 3/7. 28. When 4 dice are rolled together, the probability that exactly one dice shows the number '5' is A) 125/1296. B) 125/324. C) 15/1296. D) None of these. Show Answer Correct Answer: B) 125/324. 29. A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is the ace of spades. A) 4/52. B) 2/52. C) 1/52. D) 3/52. Show Answer Correct Answer: C) 1/52. 30. What is the intersection of a set? A) A collection of elements. B) The elements that two sets have in common. C) Elements from both sets. D) Elements form the universal set that are not in that set. Show Answer Correct Answer: B) The elements that two sets have in common. 31. A town has 10, 000 two-child families. Design a simulation to estimate the percentage of two-child families with two girls. Choose the right simulation tool. A) The simulation tool could be a coin. B) The simulation tool could be a 6 sided dice. C) The simulation tool could be a bag of marbles. D) None of the above. Show Answer Correct Answer: A) The simulation tool could be a coin. 32. What is the complement of flipping a coin 20 times and landing on heads 11 times? A) P' = 9/20. B) P' = 10/20. C) P' = 11/20. D) P' = 1/10. Show Answer Correct Answer: A) P' = 9/20. 33. When a card is drawn from the set of 52 cards, it shows a black heart. A) 1/4. B) 1/2. C) 0. D) 1. Show Answer Correct Answer: C) 0. 34. A farmer found 10 out of every 25 tomato plants will grow. This year, the farmer planted 200 tomato plants. How many plants can the farmer expect to grow? A) 80. B) 125. C) 50. D) 100. Show Answer Correct Answer: A) 80. 35. Rylee is on a weekend fishing trip with her family. So far she has caught 4 trout, 10 catfish, and 13 bluegill. What is the probability that the next fish that Rylee catches will be a catfish? A) 37%. B) 38%. C) 48%. D) 15%. Show Answer Correct Answer: A) 37%. 36. Hairold throws a 12-sided number solid with faces labeled 1 through 12. Which term describes the probability that Hairold will roll a number greater than 12? A) Unlikely. B) Likely. C) Certain. D) Impossible. Show Answer Correct Answer: D) Impossible. 37. A quarterback has a passing percentage of 70%. What is the probability that he does NOT complete 8 of his 20 passes? A) 54%. B) 12.34%. C) 12.45%. D) 11.44%. Show Answer Correct Answer: D) 11.44%. 38. A coin has two sides (heads, tails). If you flip the coin, what is the probability you land on tails? A) 1/3. B) 2/1. C) 1/2. D) 1/4. Show Answer Correct Answer: C) 1/2. 39. The experimental probability that an SUV will pass by Ariel's store is 0.4. If 500 cars pass by Ariel's store, how many can she expect to be SUVs? A) 100. B) 200. C) 150. D) 20. Show Answer Correct Answer: B) 200. 40. If you roll a 6-sided dise, what is the probability of rolling a 10? A) Certain. B) Unlikely. C) Impossible. D) None of the above. Show Answer Correct Answer: C) Impossible. 41. If you flip a coin, what is the probability that it will land on tails? A) $\frac{1}{4}$. B) $\frac{1}{2}$. C) $\frac{1}{6}$. D) None of the above. Show Answer Correct Answer: B) $\frac{1}{2}$. 42. Two percent of the valves in new soccer balls are defective. You buy a ball with a good valve. A) Impossible. B) Unlikely. C) Even chance. D) Likely. E) Certain. Show Answer Correct Answer: D) Likely. 43. If you flip a coin what's the probability of it landing on its side? A) 0.000000000123456213. B) The probability of a coin landing on its side is 75%. C) The probability of a coin landing on its side is 25%. D) The probability of a coin landing on its side is 50%. Show Answer Correct Answer: A) 0.000000000123456213. 44. A bag contains 2 red, 3 green and 2 blue balls. Two balls are drawn at random. What is the probability that none of the balls drawn is blue? A) 2/7. B) 5/7. C) 10/21. D) 11/21. Show Answer Correct Answer: C) 10/21. 45. Is it more likely, less likely, equally likely or impossible to select a boy on a field trip from group of 35 students with 12 girls? A) More likely. B) Less likely. C) Equally likely. D) Impossible. Show Answer Correct Answer: A) More likely. 46. A type of table that shows how often an item, a number, or a range of numbers occurs A) Probability table. B) Dining table. C) Frequency table. D) Cumulative frequency. Show Answer Correct Answer: C) Frequency table. 47. Twelve students have an equally likely chance of being selected in a drawing at school. Eight are girls and four are boys. What is the probability that a boy will be selected? A) 1/3. B) 3/4. C) 1/8. D) 1/4. Show Answer Correct Answer: A) 1/3. 48. A bag contains 6 red balls, 5 black balls and 3 white balls. Find the probability drawing three balls of same colour is A) 21/364. B) 31/364. C) 21/374. D) None of these. Show Answer Correct Answer: B) 31/364. 49. Out of 300 students in a school, 95 play cricket only, 120 play football only, 80 play volleyball only and 5 play no games. If one student is chosen at random, find the probability that(i) he plays volleyball A) 1/2. B) 2/5. C) 4/15. D) 1/3. Show Answer Correct Answer: C) 4/15. 50. Connie flipped a fair coin. How likely is it to land heads up? A) Certain. B) Equally likely. C) Likely. D) Unlikely. Show Answer Correct Answer: B) Equally likely. 51. If P(A)=1/2, P(B)=1/3, P(AnB)=1/4, what is P(A'/B')? A) 5/8. B) 1/2. C) 2/3. D) 7/8. Show Answer Correct Answer: A) 5/8. 52. A jar contains 4 blue marbles, 6 green marbles and 10 white marbles. If a marble is drawn from the jar at random, what is the probability that this marble is green? A) 30%. B) 3%. C) 43%. D) 60%. Show Answer Correct Answer: A) 30%. 53. If you toss a coin 10 times and get tails each time, which of the following is true? A) The probability of getting a tail on the next toss is more than $\frac{1}{2}.$. B) The probability of getting a head on the next toss is more than $\frac{1}{2}.$. C) The probability of getting a tail on the next toss is greater than the probability of getting a head. D) The probability of getting a head on the next toss is $\frac{1}{2}.$. Show Answer Correct Answer: D) The probability of getting a head on the next toss is $\frac{1}{2}.$. 54. In a lottery, there are 10 prizes and 20 blanks. A ticket is chosen at random. What is the probability of not getting a prize? A) 3/3. B) 1/3. C) 2/3. D) None of the above. Show Answer Correct Answer: C) 2/3. 55. Colored Cubes:If you reach into the bag and choose 1 cube, what color is it most likely to be? Why? A) Red; there are more red in the bag than any other color. B) Green; there are more red in the bag than any other color. C) Purple; there are more red in the bag than any other color. D) Red; red is a natural color to select so it would most likely be red. Show Answer Correct Answer: A) Red; there are more red in the bag than any other color. 56. If P(A)=P(B), then the two events A and B are ..... A) Independent. B) Dependent. C) Equally likely. D) Independent and equally likely. Show Answer Correct Answer: C) Equally likely. 57. Cards are numbered between 1 and 100. A card is drawn at random. What is the probability that the drawn card is a multiple of 10 A) 9/98. B) 9/100. C) 1/10. D) 0.2. Show Answer Correct Answer: A) 9/98. 58. Twp coins are tossed together. What are the total number of possible outcomes? A) TH, TT, HT. B) HH, HT, TH, TT. C) HH, HT. D) HT. Show Answer Correct Answer: B) HH, HT, TH, TT. 59. Each round of an experiment A) Event. B) Outcome. C) Experiment. D) Trial. Show Answer Correct Answer: D) Trial. 60. If the probability that A will live 15 yr is 7/8 and that B will live 15 yr is 9/10, then what is the probability that both will live after 15 yr? A) 1/20. B) 63/80. C) 1/5. D) None of these. Show Answer Correct Answer: B) 63/80. ← PreviousNext →Related QuizzesScience QuizzesClass 12 QuizzesClass 12 Mathematics Chapter 13 Probability Quiz 1Class 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 7Class 12 Mathematics Chapter 13 Probability Quiz 8Class 12 Mathematics Chapter 13 Probability Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books