1. 

   Pitiless Wanderer Active Member

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   If three individuals are in a group, how many channels of communication are there? There are six:
   
   Call them person A, B and C
   
   A-C
   A-B
   B-C
   A- B,C
   B- A,C
   C- A,B
   
   How many channels of communication in a group with seven people?

    

   #1 Pitiless Wanderer, May 26, 2012
2. 

   Frosties Blind @ heart

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   28?
   
   EDIT: In case I'm right, here's what I did:
   
   7+6+5+4+3+2+1

    

   #2 Frosties, May 26, 2012
3. 

   Pitiless Wanderer Active Member

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   you're way off

    

   #3 Pitiless Wanderer, May 26, 2012
4. 

   refraction Member

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   7! so 5040

    

   #4 refraction, May 26, 2012
5. 

   TomAwesome I LIKE JUICE!

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   364?
   
   7! would be the number of different ways to order the numbers 1 through 7.

    

   #5 TomAwesome, May 26, 2012
6. 

   refraction Member

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   Oh right. Hungover math ftw.

    

   #6 refraction, May 26, 2012

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