Name: __________________________________________________ Date: ____________ Block: ______
Fundamental Counting Principle and
Intro to Probability Homework
Find the odds for spinning each of the following.
1. P(6)
2. P(Not 13)
3. P (prime number)
4. P (4, 8, or 12)
5. P (Not an odd number)
7. P (odd number less than 7)
6. P(7 or 9)
8. P (A number greater than 12.)
Use the Fundamental Counting Principle to answer the following questions.
1. A coin is tossed three times. How many possible outcomes are there?
2. Flor has seven skirts and five blouses. How many outfits are possible?
3. Julie can choose wings or potato skins for an appetizer; water, pop, or lemonade for a
beverage; and chicken, steak, or pasta for an entrée. How many different dinner
combinations can she choose from?
4. Two number cubes are rolled and two coins are tossed. Find the number of possible
outcomes.
5. A quiz has 10 true-false questions. How many answer keys are possible?
6. A store sells three brands of gel pens. Each brand comes in four different ink colors: blue,
pink, purple, and green. Kerry buys one of each brand and ink color. How many pens
does Kerry buy?
7. Shira is going to the movies. She can choose to watch The Hunger Games or The
Avengers; she can buy Sour Patch, M & M’s or popcorn; and she can drink any one of
seven different soft drink flavors. How many possible combinations are there for her night
at the theater?