When a meeting of a committee was over every member shook hands with one another & the total number of handshake was 6. How many members were there in the meeting ?

When a meeting of a committee was over every member shook hands with one another & the total number of handshake was 6. How many members were there in the meeting ?

A 2

B 3

C 4

D 5

Solution

Correct Answer: Option C

6 = 6\( \times \)2 = 12 then 12 = 4\( \times \)3 so ans: 4