In a conference of 8 person each of them shakes hand with each other once daily. Then the number of ways of shaking hand is

E

Editor

Sep 18, 2022

In a conference of 8 person each of them shakes hand with each other once daily. Then the number of ways of shaking hand is

Difficulty: Easy

A:

28

B:

64

C:

56

D:

35

ID: 63273dbaca83163ac3a124b9