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Solve the Problem. -Within a Group of N People, the Number of Possible

Question 200

Multiple Choice

Solve the problem.
-Within a group of n people, the number of possible handshakes, N, is given by Solve the problem. -Within a group of n people, the number of possible handshakes, N, is given by . At a party, everybody shakes hands with every other person. If the total number of handshakes is 210, how many people are at the party? A) 20 B) 23 C) 21 D) 22 . At a party, everybody shakes hands with every other person. If the total number of handshakes is 210, how many people are at the party?


A) 20
B) 23
C) 21
D) 22

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