This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Mathematics > Class 11 Mathematics Chapter 16 Probability – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 16 Probability Quiz 3 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A letter of english alphabet is chosen at random . Find the probability that the letter so chosen is a consonant A) 21/26. B) 2/26. C) 1. D) 5/26. Show Answer Correct Answer: A) 21/26. 2. What is probability of an Event which is not happening? A) 0. B) 1. C) 1/2. D) 1/3. Show Answer Correct Answer: A) 0. 3. Two cards are drawn from a well shuffled deck of 52 playing cards with replacement. The probability, that both cards are queens is A) 1/169. B) 1/221. C) 2/221. D) 2/13. Show Answer Correct Answer: A) 1/169. 4. A fruit basket contains 9 apples, 3 bananas, 7 oranges, 5 pears, and 1 grapefruit. Kyle randomly chooses a fruit, does not replace it, then chooses another. What is the probably that he chose two pears? A) 9/49. B) 1/30. C) 1/10. D) 4/125. Show Answer Correct Answer: B) 1/30. 5. A bag of marbles contains 5 red, 7 purple, and 3 blue marbles. If one marble is chosen at random, what is the probability that the marble is NOT blue? A) 3/5. B) 2/5. C) 4/5. D) 1/5. Show Answer Correct Answer: C) 4/5. 6. A ball is drawn at random from a box containing 6 red balls, 4 white balls, and 5 blue balls. What is the probability that it is white? A) 3/15. B) 2/5. C) 1/3. D) 4/15. Show Answer Correct Answer: D) 4/15. 7. A developer has 3 red houses, 5 green houses and 6 yellow houses. If a customer randomly selects a house, find the probability that it will be either a red or a yellow house. A) 5/14. B) 9/14. C) 6/14. D) 8/14. Show Answer Correct Answer: B) 9/14. 8. Empat koin palsu dicampur dengan delapan koin asli. Jika dua koin diambil secara acak, maka peluang terambil satu koin asli dan satu koin palsu adalah ..... A) 1/12. B) 1/16. C) 16/33. D) 1/2. E) 1/32. Show Answer Correct Answer: C) 16/33. 9. A club consists of 80 members. 50 are females and 30 are males. 15 of the females wear glasses while 10 of the male wear glasses. If a member is selected at random, what is probability the selected person is a male or is wearing glasses. A) 30/80. B) 9/16. C) 25/80. D) 7/16. Show Answer Correct Answer: B) 9/16. 10. Terminating Decimal A) A decimal that continues indefinitely without repeating. B) A decimal which can be expressed in a finite number of figures (it ends) or for which all figures to the right of some place are zero. C) A decimal that has a repeating pattern after a certain point. D) A decimal that can only be expressed as a fraction. Show Answer Correct Answer: B) A decimal which can be expressed in a finite number of figures (it ends) or for which all figures to the right of some place are zero. 11. Three cards are drawn at random from an ordinary deck of 52 cards. Find the probability that all cards are face cards if no replacement is done. A) 0.995475. B) 0.09955. C) 1.0. D) 0.00995. Show Answer Correct Answer: D) 0.00995. 12. Rolling an odd number and rolling an even number on a normal six-sided die are A) Mutually exclusive. B) Not mutually exclusive. C) All the above. D) None of the above. Show Answer Correct Answer: A) Mutually exclusive. 13. What will be the probability of getting an odd number if a die is thrown? A) 1/6. B) 1/3. C) 1/2. D) 2/3. Show Answer Correct Answer: C) 1/2. 14. To determine how often people eat out, every tenth person entering a Chinese restaurant is surveyed. A) Biased Sample. B) Unbiased Sample. C) All the above. D) None of the above. Show Answer Correct Answer: A) Biased Sample. 15. There are 18 dogs at the dog park on a busy Saturday. 4 of them are Yorkshire terriers. What is the probability that a randomly selected dog is a Yorkshire terrier? A) 1/5. B) 2/9. C) 9/2. D) 1/4. Show Answer Correct Answer: B) 2/9. 16. If an event can occur with a probability of 21/23, then we can say that it ..... A) Will always occurr. B) Cannot occur. C) Is likely to occur. D) Is less likely to occur. Show Answer Correct Answer: C) Is likely to occur. 17. At a local university 54.3% of incoming first year students have computers. If 3 students are selected at random, find the following probabilities at least one has a computer. A) 0.0954. B) 0.543. C) 0.457. D) 0.9046. Show Answer Correct Answer: D) 0.9046. 18. In a lottery with 50 tickets, if you buy 1 ticket, what is the probability of winning? A) 1/25. B) 1/100. C) 1/10. D) 1/50. Show Answer Correct Answer: D) 1/50. 19. If A and B are two events such that P(A) = $\frac{1}{2}$ $\frac{1}{3}$ $\frac{1}{4}$ A) $\frac{3}{4}$. B) $\frac{1}{4}$. C) $\frac{3}{16}$. D) $\frac{1}{12}$. Show Answer Correct Answer: B) $\frac{1}{4}$. 20. Solve using combinations.How many different ways can you choose three books from a summer reading book list of 6 books? A) 20. B) 15. C) 5. D) 10. Show Answer Correct Answer: A) 20. 21. A basket contains 6 number cards numbered as 17, 21, 25, 29, 31 and 39. A card is selected at random. What is the probability that a card with a prime number is chosen? A) $\frac{2}{3}$. B) $\frac{1}{2}$. C) $\frac{1}{6}$. D) $\frac{1}{3}$. Show Answer Correct Answer: B) $\frac{1}{2}$. 22. The experiment or random trial is the set of all possible outcomes or results of that experiment. A) Sample point. B) Sample space. C) Possibility. D) None of the above. Show Answer Correct Answer: B) Sample space. 23. The result of a single trial of an experiment. A) Probability. B) Experiment. C) Outcome. D) Sample Space. E) Event. Show Answer Correct Answer: C) Outcome. 24. Describe the probability of you will compete in gymnastics at the Olympics. A) Likely. B) Certain. C) Impossible. D) Unlikely. Show Answer Correct Answer: D) Unlikely. 25. A bag contains 3 red marbles, 2 blue marbles, and 10 green marbles. If Sam draws a marble from the bag, what is the probability that it is a blue marble? A) 1/7. B) 2/3. C) 1/5. D) 2/15. Show Answer Correct Answer: D) 2/15. 26. Simple Experiment A) Experiments that require complex analysis. B) Experiments in which there are only two conditions. C) Experiments with multiple conditions. D) Experiments that are conducted in a laboratory setting. Show Answer Correct Answer: B) Experiments in which there are only two conditions. 27. There are 15 girls and 15 boys in 8th period. If Terry randomly selects a member of 8th period, what is the probability that she will select a boy? A) 1/2. B) 15/15. C) 8/15. D) 15/40. Show Answer Correct Answer: A) 1/2. 28. In a bag of 10 marbles, 4 are red and 6 are blue. What is the probability of drawing a red marble? A) 4/10. B) 2/5. C) 3/5. D) 1/2. Show Answer Correct Answer: A) 4/10. 29. Which event is IMPOSSIBLE? A) Rolling a 7 on a 6 sided dice. B) Tossing a coin and landing on heads. C) Rolling an even number on a dice. D) The sun rising in the morning. Show Answer Correct Answer: A) Rolling a 7 on a 6 sided dice. 30. Ryan has 4 rap songs, 11 pop songs, 8 country songs, and 2 rock songs. What is the probability of Ryan NOT picking a pop song? A) 11/25. B) 2/25. C) 22/25. D) 14/25. Show Answer Correct Answer: D) 14/25. 31. The probability that a non-leap year selected at random will contains 53 Sundays is A) 2/7. B) 1/7. C) 5/7. D) 3/7. Show Answer Correct Answer: B) 1/7. 32. There are 300 workers in a factory and 120 of them are female. A worker is randomly selected from the factory. Find the probability that the selected worker is a male. A) 4/5. B) 1/5. C) 3/5. D) 2/5. Show Answer Correct Answer: C) 3/5. 33. To evaluate the defect rate of its memory chips, an integrated circuit manufacturer tests every 100th chip off the production line. A) Biased Sample. B) Unbiased Sample. C) All the above. D) None of the above. Show Answer Correct Answer: B) Unbiased Sample. 34. In a ..... , one or more outcomes has a greater chance of happening. A) Biased event. B) Sample space. C) Probability area. D) Most likely. Show Answer Correct Answer: A) Biased event. 35. P(9, r) = 181, 440 A) 6. B) 5. C) 7. D) 8. Show Answer Correct Answer: C) 7. 36. The letters that form the word MATHEMATICS are placed in a bowl. What is the probability of choosing the letter M or a vowel? A) 5/26. B) 2/11. C) 7/11. D) 6/11. Show Answer Correct Answer: D) 6/11. 37. Determine whether the event is impossible, unlikely, as likely as not, likely, or certain. You flip a fair coin and the coin will land heads up. A) Likely. B) Impossible. C) As likely as not. D) Unlikely. Show Answer Correct Answer: C) As likely as not. 38. The Austrian Monk who is deemed the Father of Genetics? A) Gregor Mendel. B) Isaac Newton. C) John Hammond. D) Mr. Betenson. Show Answer Correct Answer: A) Gregor Mendel. 39. The study of probability provides a basis of inferential statistics A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 40. A bag of marbles has 8 red marbles and 6 purple marbles. Jennifer will randomly select 1 marble from the bag. What is the probability that she will select a purple marble? A) 3/4. B) 6/14. C) 6/8. D) 3/7. Show Answer Correct Answer: D) 3/7. 41. How would you describe the likelihood of the event, given that P(event)=0.05? A) Somewhat likely. B) Very likely. C) Very unlikely. D) Somewhat unlikely. Show Answer Correct Answer: C) Very unlikely. 42. Eight coins are tossed together. The probability of getting exactly 3 heads is A) 1/ 256. B) 3 /32. C) 7/ 32. D) 5/ 32. Show Answer Correct Answer: C) 7/ 32. 43. If a jar contains 2 green, 3 red, and 5 blue marbles, what is the probability of drawing a green marble? A) 2/5. B) 1/10. C) 1/5. D) 2/10. Show Answer Correct Answer: C) 1/5. 44. A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. What is the probability of taking out a purple, NOT replacing it, and then taking out an orange? A) 1/5. B) 1/9. C) 3/31. D) 2/15. Show Answer Correct Answer: B) 1/9. 45. An ..... is a result. A) Guess. B) Option. C) Independent event. D) Outcome. Show Answer Correct Answer: D) Outcome. 46. When would you expect the experimental probability of an event to get closer to equaling the theoretical probability of the event? A) When there are exactly 50 trials in the experiment. B) This can't be determined. C) The larger the number of trials in the experiment. D) The fewer the number of trials in the experiment. Show Answer Correct Answer: C) The larger the number of trials in the experiment. 47. Des buys a pack of Starbursts that has 3 orange, 6 pink, 1 yellow, and 5 red Starbursts. She puts the candy in the bowl. If she reaches in and grabs two Starbursts without putting one back, what is the probability that she will pick a pink and then a yellow? Is this independent or dependent probability? A) Independent. B) Dependent. C) All the above. D) None of the above. Show Answer Correct Answer: B) Dependent. 48. A coin is tossed and a dice is rolled simultaneously. By listing the sample of all the possible outcomes of the event, find the probability that a head and an odd number are obtained? A) $\frac{1}{3}$. B) $\frac{1}{4}$. C) $\frac{2}{3}$. D) $\frac{3}{4}$. Show Answer Correct Answer: B) $\frac{1}{4}$. 49. Guessing the number of singles in Mathematics IV. A) Experiment. B) Outcome. C) Event. D) Sample Space. E) Probability. Show Answer Correct Answer: A) Experiment. 50. A coin is tossed 4 times. What is the probability of showing at least one tail? A) 1/4. B) 1/8. C) 1/16. D) 15/16. Show Answer Correct Answer: D) 15/16. 51. If I flip a coin 10 times, how many times should I get heads? A) 5. B) 10. C) 3. D) 1. Show Answer Correct Answer: A) 5. 52. Solve using combinations.There are 7 different marbles in a jar. How many different sets could you get by randomly picking 5 of them from the jar? A) 42. B) 84. C) 7. D) 21. Show Answer Correct Answer: D) 21. 53. You have 3 shirts, 2 pairs of jeans, and 3 pairs of shoes. Using the fundamental counting principle, how many outfits can you make? A) 18. B) 8. C) 16. D) 6. Show Answer Correct Answer: A) 18. 54. An event can be described as when it is considered as 75%. A) Unlikely. B) Even. C) Certain. D) Likely. Show Answer Correct Answer: D) Likely. 55. A card is drawn from a well shuffled deck of 52 cards. Find the probability of getting a king of red suit. A) 1/13. B) 3/26. C) 7/52. D) 1/26. Show Answer Correct Answer: D) 1/26. 56. A bag contains 4 white, 5 black, and 6 red balls. Two balls are drawn at random. What is the probability that both are red? A) 3/7. B) 5/14. C) 1/7. D) 15/91. Show Answer Correct Answer: D) 15/91. 57. Make T the subject:I = PRT/100 A) T = 100PR. B) T = 100I/PR. C) T = PR/100I. D) T = IRP. E) T = I-R/100. Show Answer Correct Answer: B) T = 100I/PR. 58. Event A:Got an A for Mathematics paperEvent B:Got a B+ for Economy paperWhat can we say about these two events? A) Event A and B are independent events. B) Event A and B are mutually exclusive events. C) Event A and B are dependent events. D) None of the above. Show Answer Correct Answer: A) Event A and B are independent events. 59. A college counts 500 cars in all car parks. The ratio petrol:diesel:electric is 7:6:2. How many electric cars are there? A) 140. B) 66. C) 100. D) 200. E) 50. Show Answer Correct Answer: B) 66. 60. If we roll a die, what is the probability of getting number divisible by 6? A) 1/6. B) 2/3. C) 1/2. D) 1/3. Show Answer Correct Answer: A) 1/6. ← PreviousNext →Related QuizzesScience QuizzesClass 11 QuizzesClass 11 Mathematics Chapter 16 Probability Quiz 1Class 11 Mathematics Chapter 16 Probability Quiz 2Class 11 Mathematics Chapter 16 Probability Quiz 4Class 11 Mathematics Chapter 16 Probability Quiz 5Class 11 Mathematics Chapter 16 Probability Quiz 6Class 11 Mathematics Chapter 16 Probability Quiz 7Class 11 Mathematics Chapter 16 Probability Quiz 8Class 11 Mathematics Chapter 16 Probability Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books