Probability (MS. Maddie)

What is the probability to get 6 when you roling a dice

• A.

  1/6

• B.

  2/6

• C.

  3/6

• D.

  1

There were 6 purple socks and 4 orange socks in a drawer.  Jill picked one sock without looking and then another without looking (or replacing the first).  What is the probability that she picked two orange socks?

• A.

  2/15

• B.

  4/10

• C.

  7/19

• D.

  3/4

Suppose that you have a bag containing 3 red jelly beans, 4 green jelly beans, 5 yellow jelly beans, and 1 black jelly bean.  If you pick one jelly bean from the bag at random, what is the probability that the bean will be yellow?

Suppose that you have a bag containing 3 red jelly beans, 4 green jelly beans, 5 yellow jelly beans, and 1 black jelly bean. If you pick one jelly bean, what is the probability that it will be either red or green?

A bag contains 4 blue marbles, 6 red marbles, 10 yellow marbles and 6 green marbles. What is the probability of not drawing a red marble?

• A.

  6/26

• B.

  3/13

• C.

  2/13

• D.

  10/13

If a coin is flipped 2 times, what is the probability it will land on heads both times

• A.

  1/5

• B.

  1/10

• C.

  1/4

• D.

  2/8

Suppose two standard dice are rolled. What is the probability that one die shows 2 or 5, and the other shows 1, 3, or 6?

• A.

  5/36

• B.

  1/12

• C.

  1/6

• D.

  1/3

At Kennedy Middle School, 3 out of 5 students make honor roll. What is the probability that a student does not make honor roll?

• A.

  65%

• B.

  40%

• C.

  60%

• D.

  None of the above

A large basket of fruit contains 3 oranges, 2 apples and 5 bananas. If a piece of fruit is chosen at random, what is the probability of getting an orange or a banana?

• A.

  4/5

• B.

  1/2

• C.

  7/10

• D.

  None of the above