This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Mathematics > Class 12 Mathematics Chapter 13 Probability – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Mathematics Chapter 13 Probability Quiz 3 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. An algebra 2 test has 6 multiple choice questions with four choices with one correct answer each. If we just randomly guess on each of the 6 questions, what is the probability that you get exactly 3 questions correct? (You need to figure out the p value first. It is not given to you.) A) 96.2%. B) 13.2%. C) 8.31%. D) 25.0. Show Answer Correct Answer: B) 13.2%. 2. The mathematical calculation that an event will happen in theory A) Theoretical probability. B) Experimental probability. C) Probability. D) Complementary events. Show Answer Correct Answer: A) Theoretical probability. 3. If P(A/B)=P(A), then ..... A) A is independent of B. B) A is dependent on B. C) B is dependent on A. D) None of these. Show Answer Correct Answer: A) A is independent of B. 4. Which percent is equivalent to 2/5? A) 80%. B) 20%. C) 60%. D) 40%. Show Answer Correct Answer: D) 40%. 5. How confident do you feel about our Probability Test tomorrow?Remember to write down any questions you might have to ask before we begin our test tomorrow. A) D or F. B) A. C) B. D) C. Show Answer Correct Answer: B) A. 6. What is the likelihood an NLMS student is a boy? A) Unlikely. B) Certain. C) Likely. D) Impossible. E) Neither likely nor unlikely. Show Answer Correct Answer: E) Neither likely nor unlikely. 7. What is the probability of choosing a vowel from the alphabet? A) 5/26. B) 7/21. C) 1/26. D) 2/26. Show Answer Correct Answer: A) 5/26. 8. If you roll a 6 sided dice what is the probability of rolling a 4? A) 2/6. B) 1/3. C) 1/6. D) 4/6. Show Answer Correct Answer: C) 1/6. 9. 11 books are placed at random in a shelf. The probability that a pair of books will always be together is-. A) 3/11. B) 1/2. C) 4/11. D) None of these. Show Answer Correct Answer: D) None of these. 10. The probability of getting a job for a person is x/3 . If the probability of not getting the job is 2/3 then the value of x is A) 2. B) 3. C) 1.5. D) 1. Show Answer Correct Answer: D) 1. 11. There are 4 jacks in a standard deck of 52 playing cards. If Peyton selects a card at random, what is the probability that it will be a jack? A) 12/13. B) 1/52. C) 1/2. D) 1/13. Show Answer Correct Answer: D) 1/13. 12. A coin is tossed ten times. What is the probability that there are exactly 6 heads? A) 90%. B) 20.51%. C) 45.68%. D) 34.65%. Show Answer Correct Answer: B) 20.51%. 13. You are going away for a weekend in December. You can choose an activity:ice skating or skiing You can choose a warm drink after being outside:hot chocolate or apple cider. You can choose a snack:cookie or cupcake. What is the probability your activity will include skiing? A) 4/8. B) 2/8. C) 8/8. D) 1/8. Show Answer Correct Answer: A) 4/8. 14. The more number of trials conducted in an experiment and the more data collected, the closer an event's experimental probability will align with its theoretical probability. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 15. A survey found that 25% of pet owners had their pets bathed professionally rather than do it themselves. If 18 pet owners are randomly selected, find the probability that exactly 5 people have their pets bathed professionally. A) 1.03. B) 0.072. C) 3.42. D) 0.199. Show Answer Correct Answer: D) 0.199. 16. You are rolling a die with the numbers 1-6 on it. How probable is it that you will roll less than a 3? A) Impossible. B) Unlikely. C) Likely. D) Equally likely. E) Certain. Show Answer Correct Answer: B) Unlikely. 17. A spinner has 4 sections:1 green, 1 blue, and 2 yellow. What is the probability of spinning and NOT landing on yellow? A) 2/4 or 1/2. B) 3/4. C) 1/5. D) 1/4. Show Answer Correct Answer: A) 2/4 or 1/2. 18. The chance that some event will happen A) Event. B) Probability. C) Outcome. D) Experiment. Show Answer Correct Answer: B) Probability. 19. You mix the letters below thoroughly. Find the ODDS in favor of drawing a consonant ..... NUMBERS A) 5:7. B) 2:7. C) 5:2. D) 2:5. Show Answer Correct Answer: C) 5:2. 20. A purse contains 10 notes of ₹ 2000, 15 notes of ₹ 500, and 25 notes of ₹ 200. One note is drawn at random. What is the probability that the note is either a ₹ 500 note or ₹ 200 note? A) 3/10. B) 4/5. C) 1/5. D) 2/3. Show Answer Correct Answer: B) 4/5. 21. In compound probability, if one event does not affect the other event or events, it is referred to as- A) Dependent probability. B) Independent probability. C) Experimental probability. D) Theoretical probability. Show Answer Correct Answer: B) Independent probability. 22. The percentage a specific frequency occurred out of all of the outcomes in the event A) Uniform probability. B) Probability. C) Cumulative frequency. D) Relative frequency. Show Answer Correct Answer: D) Relative frequency. 23. A bag has 10 marbles:4 red, 2 green, 2 blue, 2 yellow. If you reach in the bag and pull out one marble, what is the probability it will be an orange marble? A) 10/10 or 1. B) 4/10 or 2/5. C) 0/10 or 0. D) 2/10 or 1/5. Show Answer Correct Answer: C) 0/10 or 0. 24. There are 8 blue marbles in a bag of 20 total marbles. What is the probablity of NOT choosing a blue marble at random from the bag? A) 3/5. B) 2/5. C) 8/20. D) 10/20. Show Answer Correct Answer: A) 3/5. 25. The chance of flipping a tail on a normal coin is equally as likely as flipping a head. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 26. Layla has 2 pairs of shoes and 6 pairs of socks. If each pair of socks and each pair of shoes is equally like to be chosen, which is the best simulation to show the probability of choosing any given combination? A) Roll a die and flip a coin. B) Roll a die two times. C) Flip a coin 6 times. D) Flip a coin 2 times. Show Answer Correct Answer: A) Roll a die and flip a coin. 27. Kaylee has 1 red, 3 blue, 2 brown, 5 black, 1 purple, and 4 pairs of pink flip-flops in her closet. Assuming she always replaces them, what is the probability that she will choose a blue pair on Monday and a pink pair on Tuesday? A) 15/32. B) 3/8. C) 3/64. D) 4/75. Show Answer Correct Answer: C) 3/64. 28. Which word best describes the probability that I will see a flying pig today? A) Very unlikely. B) Certain. C) Likely. D) Impossible. Show Answer Correct Answer: D) Impossible. 29. The probabilities of all mutually exclusive outcomes add up to A) 2. B) 1. C) 10. D) 0. Show Answer Correct Answer: B) 1. 30. A measure of the likelihood that an event will occura way of assigning numerical value to the chance than an event will occuroften written asP(event) A) Outcome. B) Probability. C) Event. D) Experiment. Show Answer Correct Answer: B) Probability. 31. What does the x stand for in the binomial probability formula? A) Probability of Failures. B) Number of Successes. C) Number of trials. D) Probability of Successes. Show Answer Correct Answer: B) Number of Successes. 32. Which of these is a word to describe probability? A) Impossible. B) Unlikely. C) Certain. D) Likely. E) All of the above. Show Answer Correct Answer: E) All of the above. 33. A bag contains 4 green marbles and 6 blue marbles. The marbles are randomly selected one at a time. What are the ODDS in favor of picking the blue marble on the first selection? A) 3 to 5. B) 3 to 2. C) 2 to 5. D) 2 to 3. Show Answer Correct Answer: B) 3 to 2. 34. Experimental probability is based on (a) A) What should happen. B) A. what actually happens. C) All the above. D) None of the above. Show Answer Correct Answer: B) A. what actually happens. 35. Two fair dice are rolled. What is the probability that the product of the numbers that show up is 12? A) 1/9. B) 0. C) 1/36. D) 4/9. Show Answer Correct Answer: A) 1/9. 36. When a single die is rolled, find the probability of getting an 8. A) 1/6. B) 0. C) 1. D) 3/8. Show Answer Correct Answer: B) 0. 37. 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(iii) he plays neither football nor volleyball. A) 2/5. B) 1/3. C) 4/15. D) 2/5. Show Answer Correct Answer: B) 1/3. 38. A letter is chosen at random from the word "MILKTEA" . What is the probability that the letter chosen is a vowel? A) 3/7. B) 5/7. C) 4/7. D) 2/7. Show Answer Correct Answer: A) 3/7. 39. It costs $ 200, 000.Is this a Qualitative or Quantitative statement? A) Qualitative. B) Quantitative. C) All the above. D) None of the above. Show Answer Correct Answer: B) Quantitative. 40. At a school assembly 3 out of the first 10 students were wearing spirit wear. Based on this information, if 400 students were at the assembly, then how many students could be expected to be wearing spirit wear? A) 40. B) 120. C) 280. D) 30. Show Answer Correct Answer: B) 120. 41. Combines two or more events using the word "and" or the word "or" A) Event. B) Experiment. C) Compound event. D) Complementary event. Show Answer Correct Answer: C) Compound event. 42. An activity in which results are observed A) Event. B) Trial. C) Outcome. D) Experiment. Show Answer Correct Answer: D) Experiment. 43. A coin is flipped three times. What is the probability that the coin will land tails up once and heads up twice, if the order doesn't matter?(Hint:Draw a tree diagram to help you.) A) $\frac{3}{4}$. B) $\frac{1}{2}$. C) $\frac{1}{4}$. D) $\frac{1}{8}$. E) $\frac{3}{8}$. Show Answer Correct Answer: E) $\frac{3}{8}$. 44. Colored cubes:What is the probability of selecting a green, red, or yellow cube? A) 75%. B) 100%. C) 50%. D) 25%. Show Answer Correct Answer: A) 75%. 45. One card is drawn at random from a well-shuffled deck of 52 cards. Find the probability that the card drawn is a black 8. A) 2/26. B) 1/26. C) 5/52. D) 3/52. Show Answer Correct Answer: B) 1/26. 46. So far this year Trisha's softball team has played 4 of their 20 games on Field A. What is the experimental probability that they will play their next game on Field A? A) 4/5. B) 1/5. C) 3/5. D) None of the above. Show Answer Correct Answer: B) 1/5. 47. The pages of a Math Book are numbered 1-50. A page is chosen at random. What is the probability that the page number contains a single digit? A) 1/50. B) 9/50. C) 1/5. D) 41/50. Show Answer Correct Answer: B) 9/50. 48. Events that are equally likely to happen are called ..... A) Poor chance. B) Even chance. C) Good chance. D) None of the above. Show Answer Correct Answer: B) Even chance. 49. A player rolls a die and receives the same number of Rupees as the number of dots on the face that turns up. What should the player pay for ticket for each roll if he wants to make a profit of 1 rupees per throw of die in the long run? A) 3 rupees. B) 2 rupees. C) 3.5 rupees. D) 2.5 rupees. Show Answer Correct Answer: D) 2.5 rupees. 50. . A box contains all the letters of the word U N D E R S T A N D. What is the probability of selecting an 'N' first and a 'D' next, if the first letter is replaced? A) 3/50. B) 1/25. C) 2/5. D) 1/10. Show Answer Correct Answer: B) 1/25. 51. Which of the following describes experimental probability? A) Perform a situation and count the number of possibilities. B) Use trials to count the number of desired outcomes. C) Perform an experiment to determine the probability of an event. D) Use a formula to determine the expected probability of an event. Show Answer Correct Answer: C) Perform an experiment to determine the probability of an event. 52. You are stuffing Christmas stockings. You can choose one toy:a puzzle, a yo-yo, or a stuffed animal. You can choose one candy:a candy cane, a chocolate snowman, or gummy bears. You can choose one gift card:an Amazon or iTunes. What is the probability that a stocking will include a candy cane? A) 3/18. B) 12/18. C) 9/18. D) 6/18. Show Answer Correct Answer: D) 6/18. 53. A problem is given to three students whose chances of solving it are 1/2, 1/3 and 1/4 respectively. What is the probability that the problem will be solved? A) 1/2. B) 3/4. C) 1/4. D) 7/12. Show Answer Correct Answer: B) 3/4. 54. Probably will happen A) Likely. B) Certain. C) Impossible. D) Unlikely. Show Answer Correct Answer: A) Likely. 55. When a die is rolled, it shows a counting number less than 7. A) 2/3. B) 0. C) 1. D) 1/2. Show Answer Correct Answer: C) 1. 56. Probability means ..... A) Things that probably won't happen. B) The chance that some event will happen. C) Things that probably will happen. D) None of the above. Show Answer Correct Answer: B) The chance that some event will happen. 57. What is the probability of flipping a coin twice and having it land on tails both times? A) $^{1}$/$_{2}$. B) $^{1}$/$_{4}$. C) $^{1}$/$_{3}$. D) $^{1}$/$_{8}$. Show Answer Correct Answer: B) $^{1}$/$_{4}$. 58. In a game, a player rolls a number cube with the faces numbered (1-6). What is the probability of a player NOT rolling a 5? A) $\frac{5}{6}$. B) $\frac{1}{5}$. C) $\frac{1}{6}$. D) $\frac{4}{5}$. Show Answer Correct Answer: A) $\frac{5}{6}$. 59. Suppose a bird lays two eggs. What is the probability that first egg hatched is a female bird and the second egg hatched is male bird? A) 3/4. B) 1/3. C) 1/2. D) 1/4. Show Answer Correct Answer: D) 1/4. 60. What is the probability of rolling a number cube and NOT landing on a 1? A) 5/6. B) 2/6 or 1/3. C) 6/6 or 1. D) 1/6. Show Answer Correct Answer: A) 5/6. ← 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 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