Results 1 to 3 of 3

Math Help - seating problem

  1. #1
    Newbie
    Joined
    Nov 2007
    Posts
    2

    seating problem

    a group of 5 people are seated in a circle with 6 available chairs, how many seating comvbinations are there and how is this number calculated?
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Global Moderator

    Joined
    Nov 2005
    From
    New York City
    Posts
    10,616
    Thanks
    9
    Quote Originally Posted by nickelsay View Post
    a group of 5 people are seated in a circle with 6 available chairs, how many seating comvbinations are there and how is this number calculated?
    You do the problem with them seating in a line (row) first. There are 6! such ways. But now you divide by 6 because when they sit in a circle there are six ways round the circle to get the same seating.
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Newbie
    Joined
    Nov 2007
    Posts
    2

    seating again

    sorry, still a bit puzzled, your answer....6 combinations if in a row and if in a circle to divide by 6 brings me back to one?
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Seating Problem - Any ideas?
    Posted in the Discrete Math Forum
    Replies: 5
    Last Post: September 22nd 2010, 11:06 PM
  2. Seating plans
    Posted in the Discrete Math Forum
    Replies: 5
    Last Post: September 4th 2010, 10:09 PM
  3. Seating arrangements problem
    Posted in the Statistics Forum
    Replies: 0
    Last Post: November 8th 2009, 04:08 PM
  4. Committee Seating permutation problem
    Posted in the Statistics Forum
    Replies: 1
    Last Post: June 16th 2008, 05:00 PM
  5. Seating Arrangement Problem
    Posted in the Advanced Statistics Forum
    Replies: 2
    Last Post: December 4th 2007, 12:45 PM

Search Tags


/mathhelpforum @mathhelpforum