Handshake Problem | Aptitude and Reasoning

Thursday, 22 February 2018 Aptitude

Handshake Problem

At a party, everyone shook hands with everybody else. There were 66 handshakes. How many people were at the party?

5 comments:

Er. Shoaib Ansari said...: This comment has been removed by the author.; 22 February 2018 at 22:23
Shifa Ansari said...: 12 people were present in the party.....; 22 February 2018 at 22:27
Unknown said...: Ans.12; 22 February 2018 at 22:29
Er. Shoaib Ansari said...: The answer is 12; 22 February 2018 at 22:29
Unknown said...: 12; 22 February 2018 at 22:31

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