aiueo9046 aiueo9046

20-06-2018
Mathematics

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Four people come to a party and shake hands with each other. if each person shakes the hand of every other person, how many handshakes occur?

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Divanshi Divanshi

20-06-2018

four person shakes the hand this means 1st person shakes hand with other 3 and 2nd person shakes with other two (excluding 1st person)
3rd person shakes with 4th person ( excluding 1st and 2nd)
Total handshakes are = 3+2+1=6

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