Intro Probability

What is the probability of pulling a red marble out of a jar of marbles that have 10 green marbles, 7 red marbles and 3 blue marbles?

• 1/7

• 7/20

• 7/10

• 3/10

If you were to roll the die one time what is the probability of it landing on a 2?

• 2 out of 6

• 2 out of 2

• 1 out of 6

• 1 out of 1

A die is rolled. What is the probability that the result is less than 3 ?

• 1/2

• 1/3

• 1/4

• 1/6

What is the probability of picking a red marble from the bag?

• 4/10

• 1/10

• 3/10

What is the probability of NOT spinning green on this spinner?

• 1/4

• 3/4

• 1/12

• 5/12

What is the probability of flipping a coin and getting heads?

• 1/2

• 1/3

• 1/4

• Never, Tails never fails.

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?

• 5/11

• 5/6

• 1/3

• 5

A bag has 3 red marbles, 2 blue and 4 yellow. What is the theoretical probability of pulling a red?

• 3/10

• 2/3

• 1/9

• 1/3

Given the following m&ms, What is the probability that you choose blue?

• 8/13

• 4/13

• 8/25

• 1/3

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

• 1/2

• 1/3

• 1/8

• 1/4