There are 30 people in a group. If all shake hands with one another , how many h – OfficerPath

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MCQ Practice

There are 30 people in a group. If all shake hands with one another , how many handshakes are possible?

Subject: MathematicsTopic: Permutations And Combinations

A

870

B

435

C

30!

D

29! + 1

Correct Answer: B

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