No, there are no "mormon handshakes"
With 3 people, there are only 3 handshakes: AB, AC, and BC. Where it gets interesting is at a party with, say, 10 people ... 45 handshakes. Or in the US Senate when all 100 Senators are present ... 4,950 handshakes.
107 unique handshakes will be exchanged
If six people meet there are fifteen handshakes.
Secret Handshakes was created on 2010-08-31.
Handshakes for Bullets was created on 2003-09-29.
4950 handshakes, that is the definite answer
There will be 28 handshakes. If you ask each person how many handshakes they had they will tell you 7 making 7 x 8 = 56 handshakes in all. But every hand involves two people, so every handshake has been counted twice, thus there are 56 / 2 = 28 handshakes in all.
You do handshakes at the end of an interview. (you should only handshake if it was good) You do handshakes at the beginning and at the end of an interview regardless of how it went. Always opt for the more formal approach during an interview.
9 handshakes correct answer is 10
15
9 handshakes if everyone shakes everyones hand once
If that happens you have to times ninexten and the answer would be 90 handshakes