1 . At a party, everyone shook hands with everybody else. If there were 66 handshakes, how many people were at they party?
- A. 9
- B. 10
- C. 12
- D. 13
- D. None of these
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1 . At a party, everyone shook hands with everybody else. If there were 66 handshakes, how many people were at they party?
View Answer | Discuss in Forum | Workspace | Report |