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Probability Review 20

Total questions: 15

Worksheet time: 15mins

Name
Class
Date
1.

If you flip a fair coin, what is the probability of getting heads?

(a)  

2.

What is the probability of rolling a 4 on a fair six-sided die?

(a)  

3.

A bag contains 3 red marbles, 2 green marbles, and 5 blue marbles. What is the probability of drawing a green marble?

(a)  

4.

If you flip a fair coin twice, what is the probability of getting heads on the first flip and tails on the second flip?

(a)  

5.

What is the probability of rolling an even number on a fair six-sided die?

(a)  

6.

A bag contains 3 red marbles, 2 green marbles, and 5 blue marbles. What is the probability of drawing a red marble first and then a green marble without replacement?

(a)  

7.

What is the probability of flipping a fair coin and getting heads, and then rolling a fair six-sided die and getting a 5?

(a)  

8.

A bag contains 4 red marbles and 6 blue marbles. What is the probability of drawing a red marble, replacing it, and then drawing a blue marble?

(a)  

9.

A bag contains 2 red marbles, 3 green marbles, and 5 blue marbles. What is the probability of drawing a red marble, a green marble, and a blue marble in that order without replacement?

(a)  

10.

A bag contains 4 red marbles and 6 blue marbles. What is the probability of drawing a red marble first and then a blue marble without replacement?

(a)  

11.

A bag contains 3 green marbles and 7 yellow marbles. What is the probability of drawing a green marble, replacing it, and then drawing a yellow marble?

(a)  

12.

A bag contains 5 red marbles, 4 green marbles, and 3 blue marbles. What is the probability of drawing a red marble, a green marble, and a blue marble in that order without replacement?

(a)  

13.

A bag contains 2 red marbles, 3 green marbles, and 5 blue marbles. What is the probability of drawing a red marble, then a green marble, and then a blue marble with replacement?

(a)  

14.

A spinner is divided into 8 equal sections numbered 1 through 8. What is the probability of landing on section 5?

(a)  

15.

A spinner is divided into 5 equal sections: 2 are red, 1 is blue, 1 is green, and 1 is yellow. What is the probability of landing on a red section?

(a)