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

Algebra ->  Customizable Word Problem Solvers  -> Mixtures -> SOLUTION: In a party there are 15members. Each shakes hand with one another      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

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