Probability

What is the theoretical probability of flipping a tails on a coin and then rolling a 2 or 3 on a single six-sided die?

• 1/4

• 1/8

• 1/6

• 3/8

Subs come with three types of meat, swiss or colby cheese and white or wheat bread. How many different subs are available for purchase?

• 7

• 12

• 14

• 8

What is the probability that you can randomly choose a state of the United States that begins with B?

(certain, likely, as likely as not likely, unlikely, impossible)

• Certain

• Equally possible as not possible

• Impossible

• Not enough information to determine

What is the probability that tomorrow will be April? (certain, likely, as likely as not likely, unlikely, impossible)

• Certain

• Likely

• Unlikely

• Impossible

A jar contains 3 red marbles, 7 green marbles and 5 white marbles. If a marble is drawn from the jar at random, what is the probability that a white marble is drawn, replaced, and then a green marble is drawn?

• 2/15

• 3/5

• 1/3

• 7/45

A jar contains 2 nickels, 6 dimes, 4 quarters, and 3 pennies. What is the probability that you pick a nickel, then dime, and then quarter WITHOUT REPLACING any of the coins when they are pulled from the jar?

• 12/15

• 87/100

• 8/455

• 1/5

You have a spinner that is ⅙ blue, ½ red and ⅓ green. In 72 spins, how many times would you expect to get either green or red?

• 24

• 36

• 855

• 60

There is a 15 sided die, what is the chance that you roll an even number or a seven or nine?

(Express your answer as a percent.)

• 60%

• 47%

• 93%

• 13%

You have a standard deck of playing cards.

What is the prob. that you choose a spade,DO NOT replace it and then choose a RED EVEN number card?

There are 13 spades in a deck, and 1/2 the cards are red. (52 total cards in a deck.)

• 13/102

• 5/102

• 1/8

• 7/208

There is a bag of 80 marbles. 1/2 are black and 1/5 are orange. The rest of the bag is yellow. What is the probability of choosing a yellow?

• 30%

• 70%

• 50%

• 20%