Question 38

In the board meeting of a FMCG Company, everybody present in the meeting shakes hand with everybody else. If the total number of handshakes is 78, the number of members who attended the board meeting is:

Solution

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Total handshakes are given by: N$$C_2$$

N$$C_2$$ = 78

$$\frac{N*(N-1)}{2}$$ = 78

N=13

Hence, option D is the correct answer.

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