Probability of Events

What is the probability of spinning a 2 on the spinner?

• 1/2

• 1/3

• 1/8

• 1/4

What is the probability of spinning an even number?

• 16 2/3%

• 33 1/3%

• 50%

• 75%

Probability can be written as a 

• fraction

• decimal

• percent

• all of the above

Probability is between which two numbers?

• 0-100

• 5-10

• 0-1

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than “A”? 

• 2/7

• 5/49

• 5/7

• 10/49

What is P(heads)?

• 50%

• 1%

• 25%

• 100%

Cindy owns 7 t-shirts, 2 of which are gray. If Cindy randomly selects a t-shirt to wear, what is the probability it will be gray?

• 2/7

• 5/7

• 7/7

• 1/7

You pick a card at random.

What is P(5)?

• 3/1

• 3/4

• 1/4

• 1

Gabby is picking out fabric for her bedroom. She has 20 fabric samples, and 8 of them are plaid. What is the probability that a randomly selected fabric sample will be plaid?

• 12/20

• 2/5

• 1/20

• 20

There are 15 pieces of fruit in a basket, including 3 oranges. What is the probability that a randomly selected piece of fruit will be an orange?

• 1/5

• 3/5

• 5/15

• 3/10