Class 11 Mathematics Chapter 16 Probability Quiz 2 (25 MCQs)

Quiz Instructions

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1. Use the following words to describe the chance of the event occurring.You roll a normal six-sided die and roll a number less than 7
2. Two integers are randomly selected from the set \{1, 2, 3, 4, 5, 6, 7, 8\} without repetition. What is the probability that the sum of the numbers is 12?
3. Which of these illustrates the associative property of multiplication?
4. Which of the following is homozygous recessive?
5. If a dice is rolled 300 times, how many times would you predict a roll of a 1 or a 6?
6. Which event has a probability of zero or impossible to happen?
7. On a spinner, there are the numbers 1 to 10. What is the probability that the spinner will land on an even number 2 spins in a row?
8. Simulation
9. A standard die is rolled twice. Find each probability.P (the same number both times)
10. If a bag contains 3 purple, 8 orange, 2 black, and 7 white marbles, what is the probability of an orange marble being selected?
11. A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?
12. Diketahui fungsi-fungsi f dan g masing-masing ditentukan dengan rumus $f(x) = 3x^3-2x^2 + 4x-5$ $g(x) = x^2-5x + 6$ $(f-g)(x) = ..... $
13. In a college, there are 20 students who enrolled for commerce only, 90 students enrolled for mathematics only, 30 students enrolled for commerce and mathematics both and 60 students enrolled for others.Find total number of students enrolled either for commerce or mathematics.
14. If the event will ..... , then its probability is 0.
15. Ten people want to be seated around a circular table. What is the probability that two particular people will not be seated next to each other?
16. If an event is sure to happen, then the probability is .....
17. Pia has eight shirts and three of them are blue shirts. 40% of the shirts that Yana has are blue. $\frac{1}{5}$
18. When does the outcome of one event influence the outcome of the other event?
19. There are 20 boys in Mathematics club. The probability of choosing a girl at random from the club is 35. After holiday, 3 girls move in and become the member of the club. Calculate the number of girl members in Mathematics club now.
20. Two dice are tossed, one is blue and the other is white. What is the probability the number on the white die is larger than the number on the blue die?
21. A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. What is the probability of picking a purple marble?
22. A fair dice is rolled once. Find the probability of getting a number that cannot be divided by 2.
23. A study recorded the number of students in five classrooms:12, 18, 20, 15, 25. What is the range?
24. A car salesman has noted that the probability that the dealership sells a car on a Saturday morning is 0.30. Then the probability of the dealership not selling a car on Saturday morning is 0.70.
25. Three coins are tossed. What is the probability of getting at most two tails?