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There are 110 people at a meeting. They each shake hands with everyone else. How many handshakes were there? A) Permutation B) Combination C) Circular permutation

There are 110 people at a meeting. They each shake hands with everyone else. How many handshakes were there? A) Permutation B) Combination C) Circular permutation
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There are 110 people at a meeting. They each shake hands with everyone else. How many handshakes were there?

A) Permutation

B) Combination

C) Circular permutation

User SQB
by
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1 Answer

6 votes
Each of them shakes hands with 109 others.
109*110 = 11990 handshakes were done.
User Moonwalker
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