menu

Probability


1. Three fair six-sided dice are rolled. What is the probability of getting all even numbers?

1/8

1/27

1/64

1/216


2. A box contains 10 red balls and 8 blue balls. Two balls are drawn at random without replacement. What is the probability of getting two red balls?

1/9

5/9

9/34

4/9


3. A spinner is divided into 8 equal sections, numbered from 1 to 8. What is the probability of landing on a multiple of 3?

1/2

1/4

3/8

1/3


4. A standard deck of 52 cards is shuffled thoroughly. What is the probability of drawing a spade card and then a heart card (without replacement)?

1/102

1/51

1/26

1/13


5. A bag contains 7 red cards and 5 black cards. Two cards are drawn at random with replacement. What is the probability of getting two red cards?

1/6

1/12

1/24

1/36


6. 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?

7/16

12/16

11/16

9/16


7. In a class, there are 8 boys and 6 girls. Two students are selected at random to represent the class. What is the probability of selecting two boys?

4/21

16/91

1/7

2/7


8. In a bag, there are 5 red balls, 3 green balls, and 2 blue balls. If one ball is randomly drawn, what is the probability of getting a green ball?

1/4

1/5

3/10

3/9


9. A pair of fair six-sided dice is rolled. What is the probability of getting a sum less than 7?

1/3

5/12

1/2

7/12


10. A standard deck of 52 cards is shuffled thoroughly. What is the probability of drawing a heart card and then a spade card (without replacement)?

1/26

1/34

1/52

1/104