Logical Reasoning

Blood Relations

Blood relation logical problems mainly deal with the hierarchical structure of a family.The typical relationships that are commonly used in blood relation problems are summarized as follows

My mother’s or father’s son my Brother.
My mother’s or father’s daughter my Sister.
My mother’s or father’s father my Grandfather.
My mother’s or father’s sister my Aunt.
My mother’s or father’s brother my Uncle.
My son’s wife my daughter-in-law.
My daughter’s husband my Son-in-law.
My brother’s son my Nephew.
My brother’s daughter my Niece.
My sister’s husband my brother-in-law.
My brother’s wife my Sister-in-law.
My husband’s or wife’s sister my Sister-in-law.
My husband’s or wife’s brother my Brother-in-law.
My uncle’s or aunt’s son or daughter my Cousin.
My wife’s father or husband’s father my Father-in-law.
My wife’s mother or husband’s mother my Mother-in-law.
My father’s wife my Mother.
My mother’s husband my Father.
My son’s or daughter’s son my Grandson.
My son’s or daughter’s daughter my Granddaughter.
The only son of your father Yourself
Wife of the father Mother
The only son of grandfather/mother Father
Only daughter-in-law of grandfather/mother Mother
Mother-in-law of mother Grandmother
Father-in-law of mother Grandfather
The only daughter of the father Sister
Son of the father of the sister Brother
Son of the only son of the father Son
Son of the only son of grandfather Brother
Daughter of the only son of Grandfather Sister

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