Post a New Question

math

posted by .

A bag contains 2 white marbles, 4 blue marbles, and 5 red marbles. Three marbles are drawn from the bag. What is the probability that not all of them are red?

  • math -

    First find the prob that ALL of them ARE red, which is
    (6/11)(5/10)(4/9) = 2/33

    So the prob that not all of them are red
    = 1-2/33
    =31/33

  • math -

    There are 5 marbles in a box. One is black, one is yellow, one is red, one is purple and one is orange.

    Please answer this

  • math -

    The answer is 5 marbles in a box. One is black, one is yellow, one is red, one is purple and one is orange.

  • math -

    It will be 5/5 because it 's only one each

Answer This Question

First Name
School Subject
Your Answer

Related Questions

More Related Questions

Post a New Question