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Total handshakes

1. At the end of a banquet 10 people shake hands with each other. How many handshakes will there be in total?

100 20 45 50 90

  1. 100
  2. 20
  3. 45
  4. 50
  5. 90

Not 100

45


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Comments (2)

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Leo Augustussays...

there should be 90 hand shakes in total. 10 persons shaking hands of 9 other people = 90 hand shakes

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neosays...

9+8+7+6+5+4+3+2+1