Probability

Leanna guesses on four multiple choice test questions in a row. If each question has 3 possible answers, what is the probability that Leanna will guess the answer to the 4th question correctly?

• 1/81

• 1/12

• 1/3

Tags

CCSS.7.SP.C.7A

The faces of a tetrahedron(pyramid) die are numbered 1 to 4. If each of the 4 sides is equally likely to land down, what is the probability that the 2 does not end up face down?

• 1/4

• 3/4

• 1

Tags

CCSS.7.SP.C.7B

Base your answer to the question on the diagram shown above.

What is the probability of a dart (thrown at random) landing in the area marked F?

• 1/16

• 1/8

• 1/7

Tags

CCSS.7.SP.C.7B

If x is the probability of an impossible event, then which of the following is true?

• x < 0

• x = 0

• x > 1

Tags

CCSS.7.SP.C.5

Base your answer to the question on the diagram shown below.

What is the probability of drawing a blue card, replacing it, and then drawing a blue card?

• 3/5

• 6/25

• 9/25

Base your answer to the question on the diagram shown below.

What is the probability of spinning the spinner and not landing on a vowel?

• 3/8

• 5/8

• 1/2

Tags

CCSS.7.SP.C.7B

A cube has six sides that are numbered 1 to 6. The sides numbered 1, 2, and 5 are green, and the sides numbered 3, 4, and 6 are red. What is the probability of rolling the cube and getting a green or even number?

• 0

• 5/6

• 1

Tags

CCSS.HSS.CP.B.7

A cube has six sides that are numbered 1 to 6. The sides numbered 1, 3, and 5 are yellow, and the sides numbered 2, 4, and 6 are orange. What is the probability of rolling the cube and getting a yellow and even number?

• 0

• 1/2

• 1

A quiz has 1 true-false question and 2 multiple choice questions that each have 4 answers. What is the probability that someone guessing all 3 answers will get 100% on the quiz?

• 1/32

• 1/27

• 3/10

Tags

CCSS.HSS.CP.B.9

The circle graph shows the percentage of numbered tiles in a box. If each numbered tile is equally likely to be pulled from the box, what is the probability of pulling out a tile with a 6 on it? (Hint: Remember that percents are based out of 100% and probability is represented as a fraction of 100%)

• 1/5

• 1/7

• 1/20