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Quantitative Aptitude :: Permutation and Combination - Discussion

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Choose the correct option.

23 people are there, they are shaking hands together, how many hand shakes possible, if they are in pair of cyclic sequence.

A23

B20

C22

D1

ENone of these

Answer: Option (Login/Signup)

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23-people-are-there-they-are-shaking-hands-together

 

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