Probability of an Event

You spin the spinner 1 time.

What is P(7)?

• 1%

• 50%

• 20%

• 25%

You flip a coin.

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

You roll a 6-sided die.

What is P(3)?

• 1/6

• 1/3

• 3/6

• 6

You spin the spinner once.

What is P(3)?

• 8%

• 25%

• 36%

• 2%

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

You pick a card at random.

What is P(5)?

• 1/4

• 3/4

• 4/3

• 4

You flip a coin.

What is P(tails)?

• 50%

• 1%

• 25%

• 100%

You roll a 6-sided die.

What is P(1)?

• 1/6

• 2/5

• 1/9

• 2/3