SOLUTION: In a party there are 15members. Each shakes hand with one another

SOLUTION: In a party there are 15members. Each shakes hand with one another

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Question 1053875: In a party there are 15members. Each shakes hand with one another
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
number of handshakes = n(n-1)/2 = 15(14)/2 = 105
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