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Thread: probability

  1. #1
    Within my grasp! astral glow's Avatar
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    probability

    In how many ways can 11 # signs and 8* signs be arranded in a row so that no two * signs come together?

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    wrong solution...
    Last edited by dsaqwert; 07-07-2005 at 11:56 AM.

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    Grrr... arjmen's Avatar
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    Vote 12C8 = 495

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    ish
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    An Urch Guru Pundit Swami Sage ish's Avatar
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    Quote Originally Posted by arjmen
    Vote 12C8 = 495
    I agree with Arj. You've solved this before in the personal statement forum havent you?

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    THE WALL manwiththemission2005's Avatar
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    Ish, Can you explain the answer ? :-)

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    Grrr... arjmen's Avatar
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    Quote Originally Posted by ish
    I agree with Arj. You've solved this before in the personal statement forum havent you?
    Yep.

    Here:
    http://www.urch.com/forums/showthread.php?t=29195 (* and # - number of ways)

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    THE WALL manwiththemission2005's Avatar
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    Thanks arjmen. You have saved Ish's time . LOL . Thanks again

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    ish
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    Quote Originally Posted by manwiththemission2005
    You have saved Ish's time .
    ...

  9. #9
    Within my grasp! astral glow's Avatar
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    ok..earthlings..
    arjmen., i read thy thread
    me still got a doubt
    shouldnt it be 12P8
    theres afterall, difference betwen the 1st* and the 2nd*...rite?
    confused..help

  10. #10
    THE WALL manwiththemission2005's Avatar
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    * of the same type
    # of the same type. They didnt specify it as different too

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