Probability Materials

• A

• B

• C

• D

The probability of a New York teenager owning a skateboard is 0.37, of owning a bicycle is 0.81 and of owning both is 0.36. If a New York teenager is chosen at random, what is the probability that the teenager owns a skateboard or a bicycle?

• 1.18

• 0.7

• 0.82

• None of the above

Which of the following shows how to determine P(packers or male)?

• 75/150 + 90/150 - 50/150

• 75/150 + 35/150 - 25/150

• 50/150 + 40/150 + 25/150

• 90/150 + 50/150 - 75/150

If you draw one card from a standard deck, what is the probability of drawing a 5 or a diamond?

• 2/52

• 4/52

• 4/13

• 26/52

What is the probability of choosing a vowel from the alphabet?

• 21/26

• 5/26

• 1/21

• 7/21

Danny has 20 chocolates. 5 are milk chocolates, 10 are dark chocolates, and 5 are white chocolates. What is the probability of getting a milk chocolate or a dark chocolate?

• 3/4

• 1/2

• 1/15

• 3/10

A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?

• 5/6

• 1/2

• 1/3

• 1/6

A bag contains 30 pieces of candy. There are 15 grape, 7 cherry, 3 lemon, 5 strawberry. If you were to randomly select a candy without looking inside the bag, what is the probability of selecting a lemon?

• 3

• 1/10

• 3/10

• 30%

On the spinner shown, what is the probability of the spinner not landing on A?

P(not A) =

*Remember to simplify.*

• 6/8

• 3/4

• 2/8

• 1/4

A box has 3 limes, 5 grapes, and 2 oranges. If you were to randomly select a fruit from this box without looking, what is the probability of not selecting a lime?

P (NOT lime)

• 3/10

• 30%

• 7/10

• Answer Not Here