Rules of Probability

Practice Questions

AP Statistics › Rules of Probability

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1

Students collected 150 cans for a food drive. There were 23 cans of corn, 48 cans of beans, and 12 cans of tomato sauce. If a student randomly selects one can to give away, what is the probability that the can will be either tomato sauce or beans?

2

When rolling a 6 sided dice, what is the probability of rolling a 2 or a 4?

3

Assume there is an election involving three parties: D, R, and I. The probability of D winning is .11, R winning is .78, and I winning is .11. What is the probability of D or R winning?

4

Assume there is an election involving three parties: D, R, and I. The probability of D winning is .11, R winning is .78, and I winning is .11. What is the probability of D or R winning?

5

Students collected 150 cans for a food drive. There were 23 cans of corn, 48 cans of beans, and 12 cans of tomato sauce. If a student randomly selects one can to give away, what is the probability that the can will be either tomato sauce or beans?

6

When rolling a 6 sided dice, what is the probability of rolling a 2 or a 4?

7

If you have a deck of cards, what is the probability that you draw a spade after you drew a non-spade on the first draw without replacement?

8

With a standard deck of cards, what is the probability of picking a spade then a red card if there is no replacement?

9

If you have a deck of cards, what is the probability that you draw a spade after you drew a non-spade on the first draw without replacement?

10

With a standard deck of cards, what is the probability of picking a spade then a red card if there is no replacement?

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