Logical 1 - Blood Relations

Key Points to Remember:

Some of the relations
Mother's or Father's Son - Brother
Mother's or Father's Daughter - Sister
Mother's or Father's Brother - Uncle
Mother's or Father's Sister - Aunt
Mother's or Father's Father - Grandfather
Mother's or Father's Mother - Grandmother
Son's Wife - Daughter in law
Daughter's Husband - Son in law
Husband's or Wife's Sister - Sister in law
Husband's or Wife's Brother - Brother in law
Brother's or Sister's Son - Nephew
Brother's or Sister's Daughter - Niece
Uncle's or Aunt's Son or Daughter - Cousin
Sister's Husband - Brother in law
Brother's Wife - Sister in Law
Grandson's or Granddaughter's Daughter or Son - Great Grand Children

A relation on the mother's side is called Maternal while that on the father's side is called Paternal.
The mother's brother is called Maternal Uncle and father's brother is called Paternal Uncle.

Instructions:

Here a roundabout description is given in the form of certain small relationships and the task is to analyze the whole chain of relations and decipher the direct relationship between the persons concerned.

Practice Questions:

Question 1:

Pointing towards a lady in the photograph, Shaloo said, "Her son's father is the son in law of my mother" How is Shaloo related to the lady?

Lady's son's father is lady's husband. So, the lady's husband is son-in-law of Shaloo's mother ie the lady is the daughter of Shaloo's mother. Thus, Shaloo is the lady's Sister.

Question 2:

Anil introduces Rohit as son of the only brother of his father's wife. How is Rohit related to Anil?

Father's wife - mother; Mother's brother - Uncle; Uncle's Son - Cousin.
Hence, Rohit is Anil's Cousin.

Question 3:
Pointing towards a person in the photograph, Anjali said, "He is the only son of the father of my sister's brother" How is the person related to Anjali?

Sister's Brother - Brother; Brother's Father - Father; Father's Son - Brother.
Hence, the person in the photograph is Anjali's Brother.


Question 4:
Introducing Reena, Monika said, "She is the only daughter of my father's only daughter." How is Monika related to Reena?

Father's Daughter - she herself, Monika
Her only daughter - Reena
So, Monika is Reena's Mother.


Question 5:
Pointing to a man, a woman said, "His mother the only daughter of my mother". How is woman related to the mother?

Mother's only daughter - she herself
So, he is the mother of the man.

Time to Think:

Pointing out to a lady, Raja said, "She is the daughter of the woman who is the mother of the husband of my mother." Who is the lady to Raja?