Question 134898
The first person would have 96 people with which to shake hands, the second person, who has already shaken hands with the first person, would have 95 other people with which to shake hands, the third, 94, and so on...


96 + 95 + 94 + ... + 2 + 1 = {{{((96+1)96) /2=97*48=4656}}}