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    rchico38's Avatar
    rchico38 Posts: 1, Reputation: 1
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    #1

    May 6, 2007, 01:40 PM
    Probability: How many different orders
    Shari, Sharon, Sam, Sarah, and Sally are sitting in a row of five desks. In how many different orders can they sit in the row?
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
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    #2

    May 6, 2007, 02:56 PM
    How many ways are there to arrange 5 items? 5!
    letmetellu's Avatar
    letmetellu Posts: 3,151, Reputation: 317
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    #3

    May 6, 2007, 03:21 PM
    This is just a wild guess but I am going to make it anyway. I say there are 75 different way that they can be seated at the five different desk.
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
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    #4

    May 6, 2007, 03:35 PM
    No, I just gave you the solution, it's 5!
    s_cianci's Avatar
    s_cianci Posts: 5,472, Reputation: 760
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    #5

    May 6, 2007, 03:36 PM
    5! = 5(4)(3)(2)(1)
    letmetellu's Avatar
    letmetellu Posts: 3,151, Reputation: 317
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    #6

    May 6, 2007, 06:22 PM
    Quote Originally Posted by galactus
    No, I just gave you the solution, it's 5!

    You didn't give a solution you gave an answer and I hope you will forgive me if I dispute your answer.
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
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    #7

    May 7, 2007, 04:28 AM
    Quote Originally Posted by letmetellu
    You didn't give a solution you gave an answer and I hope you will forgive me if I dispute your answer.
    Explain to me where I am wrong. The number of ways to arrange 5 items is 5*4*3*2*1=5!=120 ways. That is the solution. May I ask what you think it is?
    letmetellu's Avatar
    letmetellu Posts: 3,151, Reputation: 317
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    #8

    May 7, 2007, 07:14 PM
    Quote Originally Posted by galactus
    Explain to me where I am wrong. The number of ways to arrange 5 items is 5*4*3*2*1=5!=120 ways. That is the solution. May I ask what you think it is?.
    I posted earlier that I thought it was 75 different positions.
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
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    #9

    May 8, 2007, 03:12 AM
    I'm sorry, I seen it.. How do you arrive at that?
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