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How many total handshakes were there?

0 votes

Once upon a time, a king called for his 7 wisest men to be assembled in a room, with no one but them. All 7 men came in and shook their hands once with each of them.

How many total handshakes were there?

posted Aug 24, 2015 by Samardeep Acharya

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2 Answers

+1 vote

6 + 5 + 4 + 3 + 2 + 1 = 21 handshakes

answer Aug 24, 2015 by Jcm
–1 vote

Answer is 42 (Fourty Two).

answer Aug 25, 2015 by Ashwini Sonawane
When person A shakes hands with person B, person B at the same time shakes hands with person A. Therefore 2 persons shake hands, but there is only 1 handshake.

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