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    anette19's Avatar
    anette19 Posts: 11, Reputation: 1
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    #1

    Jan 26, 2010, 06:59 PM
    a spinner has the number 1 through 9
    the spinner is spun once. What is the probability of P(3,6,or 8) write the answer as a percent
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
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    #2

    Jan 27, 2010, 10:33 AM

    Probability of having any given number is 1/9 (one from 9 outcomes)

    Now, the Probability of having 3, 6, or 8 is adding the probabilities of all three, that is:

    P(3, 6, 8) = P(3) + P(6) + P(8)

    Can you do it now?

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