Exercise: Problems on Blood Relations

This is the aptitude questions and answers section on 'Blood Relations' with solutions and detailed explanation. Questions from this section focus on the classification of blood relations according to the generation.

Problems on Blood Relations : Question 1 :
A man pointing to a photo says "The lady in the photograph is my nephew’s maternal grandmother". How is the lady in the photograph related to the man’s sister who has no other sister ?
Cousin
Sister-in-law
Mother
Mother-in-law
Show Answer
Explanation:
Since the man is referring to his nephew, the nephew’s parent has to be a sibling to the man. Now the last part says that the man’s sister has no other sister and hence the brother-sister relationship is established between the man and his nephew’s mother. Now the lady in the picture is the grandmother of the nephew and hence she is the mother of the man’s sister.
Problems on Blood Relations : Question 2 :
A woman going with a boy is asked by another person about the relationship between them. The woman replied ,"My maternal uncle and the uncle of his maternal uncle is the same". How are the woman and the boy related?
Grandmother and Grandson
Mother and Son
Aunt and Nephew
None of these
Show Answer
Explanation:
The woman's maternal uncle and the uncle of the boy's maternal uncle is the same.(Maternal uncle of the boy)'s parent is the sibling of maternal uncle of the woman.It implies that the woman's mother, woman's maternal uncle and the boy's maternal uncle's parent are siblings.So the woman and the maternal uncle of the boy are are cousins.So are the woman and the mother of the boy.As they are cousins, the boy is the woman's nephew and the woman is the boy's aunt.
Problems on Blood Relations : Question 3 :
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 ?
Aunt
Grand daughter
Daughter
Sister
Show Answer
Explanation:
Mother’s husband is my Father ;
My Father’s mother is my Grandmother ;
My Grandmother’s daughter is my Father’s sister,
Father’s sister is my Aunt
Problems on Blood Relations : Question 4 :
Pointing towards a person a man said to a woman "His mother is the only daughter of your father . How is the woman related to that person?
Daughter
Sister
Mother
Wife
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Explanation:
The only daughter of woman’s father is she herself. So the person is the woman’s son, that is the woman is the person’s mother .
Problems on Blood Relations : Question 5 :
Pointing to a lady in a photograph ,Shaloo said , "Her son’s father is the son-in-law of my mother", How is Shaloo related to the lady ?
Aunt
Sister
Mother
Cannot be determined
Show Answer
Explanation:
Lady’s son’s father is lady’s husband. So the lady’s husband is the son-in-law of Shaloo’s mother that is the lady is the daughter of Shaloo’s mother. Hence, Shaloo can either be the sister of the lady or can also be considered as the lady herself.
Thus the answer cannot be determined.