Ok you are in a room th a group of people. Everybody in the room shakes hands with everyone else once.
Altogether 45 handshakes happen.
How many people are in the room?
Altogether 45 handshakes happen.
How many people are in the room?
How about solving this one.........
- Thread starter Tisdale's St James Swap
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sorry if you wanted it to last for a while
Was the first question got in Quantative methods module for degree, I got it straight away won a maths book haha everyone thought I was a mathes genius for rest of course, was actually ****e at it just a bit autistic lol
do you want me to show you how to do it or show you why it's right?
Well there are 10 people in the room
meaning you must shake has with nine each
totalling 90
but.......
each person has cancel out one of the handshakes each halfing the overall total to 45
meaning you must shake has with nine each
totalling 90
but.......
each person has cancel out one of the handshakes each halfing the overall total to 45
i didnt google it, its god damn obvious lmao
2 peepz for 1 handshake, 3 people gives 2 more handshakes which makes 3 peepz, then another person gives 3 more so 6 handshakes, another dude gvies 4 more, the next gives 5 more etc etc. eventually 10 peeps make 45
very basic stuff
2 peepz for 1 handshake, 3 people gives 2 more handshakes which makes 3 peepz, then another person gives 3 more so 6 handshakes, another dude gvies 4 more, the next gives 5 more etc etc. eventually 10 peeps make 45
very basic stuff
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