MATH - For $0.2 (If you haven't won yet) There are 6 peop…
MATH - For $0.2
(If you haven't won yet)
There are 6 people in a room. They all shake hands. How many handshakes occur?
30 minute window
Replies
36
6
30
3
36
14
Can I change my answer to 12
12 😄
90
Clue - the first person shakes hands with 5 people.
15
/pay @51395 $0.2
Last person shakes hands with self? Proof of work this one for me. I'm sure I made a silly mistake.
Person A shakes 5 hands
Person B = 4 (as already shook A's hand)
C = 3
D = 2
E = 1
F has shaken everyone's hands.
A better way is 6C2 = 15