Probability
Probability - Important Points
| 16. | A bag contains 7 red candies, 5 green candies, and 4 blue candies. If one candy is randomly chosen, what is the probability of getting a red or green candy? |
|---|
A. 7/16
B. 12/16
C. 11/16
D. 9/16
View Answer Discuss Work SpaceAnswer: option c
Explanation:
| 17. | A fair coin is flipped three times. What is the probability of getting exactly two heads? |
|---|
A. 1/8
B. 3/8
C. 3/16
D. 1/4
View Answer Discuss Work SpaceAnswer: option c
Explanation:
| 18. | A bag contains 5 red balls and 7 blue balls. Three balls are drawn at random with replacement. What is the probability of getting all red balls? |
|---|
A. 5/1728
B. 1/1728
C. 125/1728
D. 27/1728
View Answer Discuss Work SpaceAnswer: option a
Explanation:
| 19. | A bag contains 4 green marbles and 6 blue marbles. Two marbles are drawn randomly without replacement. What is the probability of getting two blue marbles? |
|---|
A. 3/10
B. 12/55
C. 1/3
D. 1/6
View Answer Discuss Work SpaceAnswer: option b
Explanation:
| 20. | A bag contains 3 red balls and 5 blue balls. If two balls are drawn at random with replacement, what is the probability of getting two red balls? |
|---|
A. 1/8
B. 3/64
C. 9/64
D. 3/16
View Answer Discuss Work SpaceAnswer: option c
Explanation:
Probability Questions and Answers FAQ
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