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Algebra

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Joined: 27 Dec 2010
Post: 1474
11 Feb 2012 23:44:47 IST
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p and c.
Mathematics

i will ask you to try proof by contradiction to do this.

prove that if we wish to seat 25 boys and 25 gals around a round table, there has to be at least one person with both of his/her neighbours as gals in each way of seating.


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