Puzzle | Joint family of seven persons (L, M, N, O, P, Q, and R)
Last Updated : 27 Dec, 2024
In a joint family of seven persons L, M, N, O, P, Q, and R, two are married couples. R is a housewife and her husband is a lawyer. N is the wife of M, L is an engineer and is the granddaughter of R, and O is the father-in-law of N, a doctor, and father of P, a professor. P and M are siblings of the same gender. Q is L's brother and M’s son. How is L related to O and how many males are there in the family?
Solution:
- R: She is a housewife and married to a lawyer. She is also the grandmother of L.
- N: She is the wife of M.
- M: He is the husband of N, the son of O and R, and a sibling of P.
- L: She is an engineer, the granddaughter of R, and the daughter of N and M.
- O: He is the father-in-law of N and the father of P and M. He is also the grandfather of L and Q.
- P: He is a professor, the sibling of M, and the child of O.
- Q: He is L's brother and M's son.
The family tree is shown in the below figure:

- L is the granddaughter of O and O is the grandfather of L.
- There are four males and three females in the family. They are as follows:
- R: Female (housewife)
- N: Female (wife of M)
- M: Male (husband of N)
- L: Female (granddaughter of R)
- O: Male (father-in-law of N)
- P: Male (professor, sibling of M)
- Q: Male (brother of L)
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