Brightstorm Q & A :   compute how many handshakes there will be for 24 people, 140 people, and 560 people?  

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answer #1

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lqez now

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(24, 2) (140, 2) (560, 2)

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Kamal010 May 17, 2010

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24+23+22+21...+1140+139+138+137...+1560+559+557+556....+1I forget the formula but this is the general idea.

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gibby. May 17, 2010

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formula is: n=people [n(n-1)]/2 (24*23)/2=276 (140*139)/2=9730 (560*559)/2=156520

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lammy. May 19, 2010

Flag this because it ...