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Nine 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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5 votes
Nine 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?

User Christianalfoni
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2 Answers

5 votes
81, because all 9 people shook hands with each other that were there at the party

User Ihough
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2 votes
36 handshakes occurred
User Ennis
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9.2k points
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