This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Mathematics > Class 12 Mathematics Chapter 13 Probability – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Mathematics Chapter 13 Probability Quiz 5 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Draw a tree diagram on a separate sheet of paper. Then answer this question. A girls' choir is choosing a uniform for their concert. They can pick red, green, or purple sweaters, and they can pick tan, white, or black skirts. The shoes they need come in gold and black. Assuming all the colors go together, how many different combinations can the choir pick? A) 12 combinations. B) 3 combinations. C) 8 combinations. D) 18 combinations. Show Answer Correct Answer: D) 18 combinations. 2. What is the probability of getting 4 on a die? A) 1. B) 1/2. C) 1/5. D) 1/6. Show Answer Correct Answer: D) 1/6. 3. Find the probability of getting at least one head in tossing a coin thrice. A) $\frac{2}{3}$. B) $\frac{5}{6}$. C) $\frac{7}{8}$. D) $\frac{1}{6}$. Show Answer Correct Answer: C) $\frac{7}{8}$. 4. Two dice are thrown together. The probability of getting the prime number on both dice is A) 1/5. B) 5/36. C) 1/2. D) 1/4. Show Answer Correct Answer: D) 1/4. 5. There are 5 red marbles, 7 green marbles, 4 black marbles, and 8 blue marbles in a bag. Suppose you select one marble at random.What is the probability of selecting a red marble?Write as a simplified fraction. A) $\frac{5}{24}$. B) 245 Mathematical EquivalenceOFF. C) All the above. D) None of the above. Show Answer Correct Answer: A) $\frac{5}{24}$. 6. You are rolling a die with the numbers 1-6 on it. What is the fractional probability you roll less than a 3? A) 2/6. B) 1/6. C) 3/6. D) 6/6. Show Answer Correct Answer: A) 2/6. 7. A list of all possible outcomes of an experimenttypically in closed {brackets} with commas between the outcomes A) Sample space. B) Tree diagram. C) Simple event. D) Theoretical probability. Show Answer Correct Answer: A) Sample space. 8. The number of marbles of different colors stored in a hat is listed below:4 red marbles10 green marbles7 blue marblesWithout looking in the hat, Dan takes out a marble at random. He replaces the marble and then takes out another marble from the hat. What is the probability that Dan takes out a blue marble in both draws? A) 1/2. B) 2/3. C) 2/21. D) 1/9. Show Answer Correct Answer: D) 1/9. 9. If you were to flip a coin 20 times, what is the probability you would get at least 13 heads? A) 7.39%. B) 94.23%. C) 13.16%. D) 5.77%. Show Answer Correct Answer: A) 7.39%. 10. A coin purse contains:-7 quarter-5 dimes-6 pennies-8 nickels-4 half dollarsA coin will be drawn from the coin purse and replaced 225 times. What is a reasonable prediction for the number of times a penny or a half dollar coin will be drawn? A) 150. B) 10. C) 75. D) 300. Show Answer Correct Answer: C) 75. 11. A card is drawn at random from a deck of cards. Find the probability of getting the 3 of diamond? A) 1/52. B) 1/26. C) 4/52. D) 1/13. Show Answer Correct Answer: A) 1/52. 12. It is not raining hard. The place will be flooded. A) Likely. B) Unlikely. C) All the above. D) None of the above. Show Answer Correct Answer: B) Unlikely. 13. When the probabilities of all the outcomes of an experiment are equal A) Equally likely. B) Probability. C) Theoretical probability. D) Uniform probability model. Show Answer Correct Answer: A) Equally likely. 14. In a throw of 2 dice. Find the probability of getting a doublet? A) 3/36. B) 1/36. C) 6/36. D) 2/36. Show Answer Correct Answer: C) 6/36. 15. There are 20 marbles in a container:4 are red, 5 are blue and 11 are yellow. What is rthe probability that a yellow marble will be picked? A) 9/11. B) 11/20. C) 1/5. D) 1/4. Show Answer Correct Answer: B) 11/20. 16. A chorus has 50 girls and 35 boys. If two are chosen at random to sing a duet, what is the probability that both will be boys? A) 13/25. B) 1/6. C) 3/8. D) 7/17. Show Answer Correct Answer: B) 1/6. 17. When figuring the probability of an event, what number goes on top of your fraction? A) The number of the desired event. B) The event that happens the most. C) The total number of choices. D) The even that happens the least. Show Answer Correct Answer: A) The number of the desired event. 18. If you flipped heads 3oo times out of 1000 flips, is this more or less than you expected? A) Less because it's less than 1/2. B) More because it's less than 1/2. C) More because it's greater than 1/2. D) Less because it's greater than 1/2. Show Answer Correct Answer: A) Less because it's less than 1/2. 19. If something has a probability of 1.0 it is: A) Certain. B) As likely as not. C) Impossible. D) Likely. Show Answer Correct Answer: A) Certain. 20. $P\left(A\cap B\right)=0$ A) If A and B are dependent. B) If A and B are mutually exclusive. C) If A and B are not mutually exclusive. D) If A and B are equally likely. Show Answer Correct Answer: B) If A and B are mutually exclusive. 21. The probability of getting two tails when two coins are tossed is A) 1/2. B) 1/3. C) 1/6. D) 1/4. Show Answer Correct Answer: D) 1/4. 22. What is the sample space for a standard six-sided die? A) 6, 6, 6, 6, 6, 6. B) 2, 3, 4, 5, 6. C) 1, 2, 3, 4, 5, 6. D) 6. Show Answer Correct Answer: C) 1, 2, 3, 4, 5, 6. 23. In a single throw of two coins, find the probability of getting both tails . A) 2/4. B) 1. C) 3/4. D) 1/4. Show Answer Correct Answer: D) 1/4. 24. At softball practice, Manny had 6 hits out of 15 times at bat. What is the experimental probability that Manny will get a hit at his next at bat? A) 1/5. B) 3/5. C) 2/5. D) None of the above. Show Answer Correct Answer: C) 2/5. 25. If the mean and coefficient of variation of a data are 4 and 87.5% then the standard deviation is A) 4.5. B) 3. C) 3.5. D) 2.5. Show Answer Correct Answer: C) 3.5. 26. A measure of the likelihood that the event will occur; ranges include 0 (impossible) to 1 (certain A) Frequency table. B) Event. C) Probability. D) Cumulative frequency. Show Answer Correct Answer: C) Probability. 27. The result of a trial A) Experiment. B) Trial. C) Event. D) Outcome. Show Answer Correct Answer: D) Outcome. 28. The probability of getting tails when you flip a coin is 50%. This means that if you flip 10 coins, you will always get 5 tails. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 29. Is it likely, less likely, certain or impossible to select a red marble from a box of 12 red marbles? A) Less likely. B) Impossible. C) Certain. D) Likely. Show Answer Correct Answer: C) Certain. 30. Outcomes that have the sameprobability of occurring A) Prediction. B) Probability. C) Equally Likely. D) Sample Space. Show Answer Correct Answer: C) Equally Likely. 31. What does the q stand for in the binomial probability formula? A) Number of trials. B) Number of Successes. C) Probability of Successes. D) Probability of Failures. Show Answer Correct Answer: D) Probability of Failures. 32. A restaurant surveys customers with the following results:8 pizzas, 12 hamburgers, 14 pastas, and 6 steaks. What is the experimental probability of pizza or steak? P(pizza or steak) A) 50%. B) 35%. C) 20%. D) 65%. Show Answer Correct Answer: B) 35%. 33. Which of the following expressions can be used to calculate the probability of two related events occurring? A) P(event 1 + 2). B) P(event 1) x P(event 2). C) P(event) x 2. D) P(event 1) + P(event 2). Show Answer Correct Answer: B) P(event 1) x P(event 2). 34. Draw one card from a standard deck. Find P(4 or club) A) 1/26. B) 2/13. C) 7/52. D) 4/13. Show Answer Correct Answer: D) 4/13. 35. What is the probability of getting an odd number when rolling a single 6 sided die? A) 3/6. B) 2/6. C) 3/5. D) 1/6. Show Answer Correct Answer: A) 3/6. 36. In a family of 3 children, the eldest child is a boy. A) 1. B) 1/2. C) 1/4. D) 2/3. Show Answer Correct Answer: B) 1/2. 37. A bag has 3 apples and 8 oranges. What is the probability of drawing an orange at random? A) 8/11. B) 24/121. C) 3/11. D) 1/6. Show Answer Correct Answer: A) 8/11. 38. What is the likelihood you choose a 0 from the numbers 1-10? A) Neither likely nor unlikely. B) Impossible. C) Likely. D) Unlikely. E) Certain. Show Answer Correct Answer: B) Impossible. 39. There are 11 pennies and 9 dimes in a bag. P(dime) A) 45%. B) 55%. C) All the above. D) None of the above. Show Answer Correct Answer: A) 45%. 40. The third person to knock on the door will be a female. A) 1/4. B) 2/3. C) 1/2. D) 1/3. Show Answer Correct Answer: C) 1/2. 41. There are seven nickels and eight dimes in your pocket. You randomly pick a coin out of your pocket and then return it to your pocket. Then you randomly pick another coin. What is the probability that the coin is a dimes both times? A) 8/15. B) 7/15. C) 64/225. D) 49/225. Show Answer Correct Answer: C) 64/225. 42. Roll the Dice:Which number are you most likely to roll and why? A) It is equally likely to roll all of them because there is one of each number. B) You are more likely to roll a 6 because there are 6 numbers on the die. C) You are more likely to roll a 3 because there is a 50% chance and 3 is half of 6. D) It is more likely to roll a two because two is an even number. Show Answer Correct Answer: A) It is equally likely to roll all of them because there is one of each number. 43. The standard deviation of a data is 3. If each value is multiplied by 5 then the new variance is A) 3. B) 225. C) 5. D) 15. Show Answer Correct Answer: B) 225. 44. Complements can be thought of as: A) Or. B) And. C) Not. D) None of the above. Show Answer Correct Answer: C) Not. 45. How many 6-digit odd numbers with distinct digits can be created using the digits 1, 2, 3, 4, 5, 6 and what is the probability of selecting such a number? A) 120, 1/6. B) 360, 1/2. C) 360, 1/4. D) 720, 1/5. Show Answer Correct Answer: B) 360, 1/2. 46. In a box of 600 bulbs, 130 bulbs are defective. One bulb is taken out at random. Find probability of non defective bulb. A) 130/600. B) 470/600. C) 1/600. D) 450/600. Show Answer Correct Answer: B) 470/600. 47. You have a standard game die with the numbers 1-6.What is the probability of rolling a number greater than 6?Write as a decimal or integer. A) $0$. B) 0 Mathematical EquivalenceON. C) All the above. D) None of the above. Show Answer Correct Answer: A) $0$. 48. Rohit speaks the truth in 50% of cases and Y speaks the truth in 80% of cases. What is the percentage of cases that are likely to contradict each other while narrating the same event? A) 50%. B) 33.33%. C) 22.5%. D) None of these. Show Answer Correct Answer: A) 50%. 49. Daniel owns 12 T-shirts, 7 of which are white.If Daniel randomly selects a T-shirt to wear, what is the probability it will be white? A) $50-50$. B) $\frac{1}{2}$. C) $\frac{12}{7}$. D) $\frac{7}{12}$. Show Answer Correct Answer: D) $\frac{7}{12}$. 50. An event consisting of one outcome A) Simple event. B) Event. C) Probability. D) Equally likely. Show Answer Correct Answer: A) Simple event. 51. If you flip a coin, what is the probability that it will land on heads? A) 1/4. B) 1/8. C) 1/2. D) None of the above. Show Answer Correct Answer: C) 1/2. 52. Four friends have birthdays on different days of the week. If a simulator is used to find the days, which number combinationa could represent the different days.1-Sunday2-Monday3-Tuesday4-Wednesday5-Thursday6-Friday7-Sabbath A) 3, 4, 5, 7. B) 1, 2, 2, 3. C) 4, 8, 6, 1. D) 3, 5, 1, 3. Show Answer Correct Answer: A) 3, 4, 5, 7. 53. Which word describes the likelihood of this event:An elephant will fly past my house this afternoon. A) Certain. B) Likely. C) Equally Likely. D) Impossible. Show Answer Correct Answer: D) Impossible. 54. You roll a 6 sided dice 5 times and get this data:first-3 second-5 third-3 fourth-2 fifth-3. Which number did you roll the most? A) 3. B) 1. C) 5. D) 2. Show Answer Correct Answer: A) 3. 55. The mayor of a Opa-Locka wants to find the probability that families with three children have all girls. Which simulation will best model the situation? A) A spinning wheel with three colors, spun twice. B) Three coins flipped 10 times. C) A numbered cube rolled 3 times. D) A random-number generator, generating numbers from 1 to 10, pressed twice. Show Answer Correct Answer: B) Three coins flipped 10 times. 56. Mr. Peoples is deciding on lunch. The menu has 3 different sandwiches, 2 different soups, and 5 different drinks. How many different lunches consisting of a sandwich, a soup, and a drink can he choose? A) 10. B) 30. C) 10. D) 11. Show Answer Correct Answer: B) 30. 57. If you roll a 6-sided die, what is the probability of rolling an odd number? A) $\frac{3}{6}$. B) $\frac{1}{6}$. C) $\frac{1}{3}$. D) None of the above. Show Answer Correct Answer: A) $\frac{3}{6}$. 58. "How many" or "predict" tells you to ..... A) Set up proportion. B) Diff over original = x over 100. C) Find the percent. D) Subtract. Show Answer Correct Answer: A) Set up proportion. 59. Number Tiles:How likely is that to choose a number greater than 3 than a number less than three? A) More likely. B) Less likely. C) Equally likely. D) Highly unlikely. Show Answer Correct Answer: A) More likely. 60. What is the probability that a number selected from the numbers 1, 2, 3, ..... , 15 is a multiple of 5? A) 2/5. B) 4/15. C) 5/15. D) 1/5. Show Answer Correct Answer: D) 1/5. ← 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 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