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Thread: game of chance: You must pill 2 marbles of same color from bag of 10 marbles...

  1. #1

    Question game of chance: You must pill 2 marbles of same color from bag of 10 marbles...

    i need help with my math homework question, if you guys could just give me an explanation of how to solve this and the answer id be forever indebted to you

    "you are playing a game of chance in which to win, you must pill two marbles of the same color from a bag of 10 marbles. In the bag there are 4 blue and 6 white marbles. What is your probability of winning by pulling either two blue marbles or two white marbles?"

    thanks!

  2. #2
    Elite Member
    Join Date
    Apr 2005
    Location
    USA
    Posts
    8,907
    Please ask yourself a series of questions...

    p(first pulling a blue) = ??
    p(first pulling a white) = ??
    p(blue|blue) = ??
    p(white|white) = ??

    You may wish to build a tree.

    Please show YOUR work.
    "Unique Answers Don't Care How You Find Them." - Many may have said it, but I hear it most from me.

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