There are six persons, M, N, P, Q, R, and S, in a family. S is the paternal grandmother of M. P is the sister of R. N is the father of P. M is the only son of Q and R. N does not have any married daughter. How is M related to N?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. Grandson.
In the diagram shown;
Square shows males, the circle shows females, vertical lines show generations, a single horizontal line shows brothers or sisters, and double lines show a couple.

From the above figure, M is the grandson of N.
Hence, option 3 is the correct answer.