probability

What is the probability of flipping a coin and getting heads?

• 1/2
• 1/3
• 1/4
• Never, Tails never fails.

A bag has 3 red marbles, 2 blue and 4 yellow. What is the theoretical probability of pulling a red?

• 3/10
• 3/9
• 1/9
• 1/3

What are the odds against rolling a 4 when rolling one fair die?

• 6:1
• 5:1
• 1:6
• 1:5

The following M & M colors are in the bowl:
4 yellow, 6 orange, 3 green, 5 blue, 2 brown
What is the probability of selecting a brown candy?

• 2/18
• 1/9
• 2/20
• 1/10

What is the probability of selecting a cherry piece?

• 3/12
• 12/12
• 5/12
• 50%

Shannon has a bag of jelly beans. She removed one jelly bean, recording the color, and then replaced it. She repeated the process several times and record her results in the table. What is the experimental probability of her selecting a red jelly bean?

• 11/33
• 1/3
• 1/4
• 18/26

There are 23 marbles, each a different color in a bag. One of them is pink. What is the probability of reaching in to the bag, without looking, and selecting a pink marble?

• 1/22
• 1/23
• 23/1

The cafeteria has 2 choices of salads, 3 choices of entrees, and 2 choices of beverages. How many meal combinations are available and why?

• 7 because 2 + 3 + 2
• 12 because 2(3)(2)

How many total outfit options are represented?

• 12
• 22
• 3

You pick a marble from this bag.
What is the probability you will choose either a black or white marble?

• 3/5
• 9/100
• 1/10
• 2/5