Probability Test

A box contains 3 black pens, 7 blue pens, and 5 red pens. Without looking, P(red or black)

• 8/15

• 15/225

• 5/15

• 3/15

P(odd and A)

• 1/4

• 1/2

• 2/5

• 1/8

A regular 6-sided die is to be rolled one time. What is the probability that the number 5 is rolled?

• 1/5

• 5/6

• 1/6

• 6/5

A regular 6-sided die is to be rolled once. What is the probability that a number less than 3 is rolled?

• 1/3

• 1/6

• 1/2

• 2/3

A regular 6-sided die is to be rolled once. What is the probability that a number less than or equal to 4 is rolled?

• 1/2

• 1/4

• 5/6

• 2/3

There are 3 red marbles, 4 blue marbles, 2 green marbles, and 6 clear marbles in a burlap bag. One marble is randomly pulled from the bag. What is the probability the marble was green?

• 1/2

• 1/7

• 2/15

• 2/17

P(not A) = 
*Remember to simplify.*

• 6/8

• 3/4

• 2/8

• 1/4

Determine whether the event is impossible, unlikely, as likely as not, likely, or certain. You flip a fair coin and the coin will land heads up.

• impossible

• unlikely

• as likely as not

• likely

Find the experimental probability of spinning Letter Q.

• 15/15

• 3/10

• 3/50

• 7/10

A spinner has 11 equal sized sections marked 1 through 11.  What is the theoretical probability that you will land on an even number? 

• 45%

• 44%

• 55%

• 54%