Probability - Events

Grade 10 Maths — Probability - Events: 25 practice questions with instant scoring and explanations.

1. Two coins are tossed simultaneously. What is the probability of getting exactly one head?
2. Two coins are tossed. What is the probability of getting at least one tail?
3. Two coins are tossed. What is the probability of getting no heads?
4. Three coins are tossed. What is the probability of getting all heads?
5. Three coins are tossed. What is the probability of getting exactly two tails?
6. A coin is tossed 3 times. What is the probability of getting at least one head?
7. When a fair die is rolled, what is the probability of getting the number 1?
8. When a fair die is rolled, what is the probability of getting the number 2?
9. When a fair die is rolled, what is the probability of getting the number 3?
10. When a fair die is rolled, what is the probability of getting the number 4?
11. When a fair die is rolled, what is the probability of getting the number 5?
12. When a fair die is rolled, what is the probability of getting the number 6?
13. A bag contains 5 red, 2 blue, and 2 green balls. One ball is drawn at random. What is the probability of drawing a blue ball?
14. A bag contains 3 red, 3 blue, and 6 green balls. One ball is drawn at random. What is the probability of drawing a red ball?
15. A bag contains 10 red, 5 blue, and 3 green balls. One ball is drawn at random. What is the probability of drawing a red ball?
16. A bag contains 10 red, 2 blue, and 6 green balls. One ball is drawn at random. What is the probability of drawing a red ball?
17. A bag contains 6 red, 3 blue, and 8 green balls. One ball is drawn at random. What is the probability of drawing a red ball?
18. A bag contains 7 red, 4 blue, and 7 green balls. One ball is drawn at random. What is the probability of drawing a red ball?
19. A bag contains 2 red, 9 blue, and 2 green balls. One ball is drawn at random. What is the probability of drawing a blue ball?
20. A bag contains 8 red, 9 blue, and 1 green balls. One ball is drawn at random. What is the probability of drawing a green ball?
21. A bag contains 7 red, 10 blue, and 7 green balls. One ball is drawn at random. What is the probability of drawing a green ball?
22. A bag contains 8 red, 9 blue, and 4 green balls. One ball is drawn at random. What is the probability of drawing a green ball?
23. A bag contains 9 red, 10 blue, and 5 green balls. One ball is drawn at random. What is the probability of drawing a red ball?
24. A bag contains 9 red, 9 blue, and 7 green balls. One ball is drawn at random. What is the probability of drawing a green ball?
25. A bag contains 8 red, 10 blue, and 6 green balls. One ball is drawn at random. What is the probability of drawing a blue ball?