Aptitude Questions on Blood Relations for Placements
Q. 1 Ravi was at a family gathering when he pointed to a woman sitting across the room and said, “She is the daughter of my grandfather’s only son.” Everyone turned to look at the woman. How is the woman related to Ravi?
A) Mother
B) Aunt
C) Sister
D) Cousin
Check Solution
Ans: C) Sister
Ravi’s grandfather’s only son is Ravi’s father.
Therefore, the woman is Ravi’s sister.
Q. 2 While flipping through an old photo album, Raj paused at a photograph of a man and said,, “I have no brothers and sisters, but the man’s father is my father’s son.” His friend looked puzzled. Who is the man in the photograph?
A) Raj’s Father
B) Raj’s Son
C) Raj
D) Raj’s Uncle
Check Solution
Ans: B) Raj’s Son
Raj has no siblings, so “my father’s son” refers to Raj himself.
The man’s father is Raj, so the man in the photograph is Raj’s son.
Q. 3 At a wedding, Ramesh pointed to a woman dressed in a bright red saree and said to his friend, “She is the wife of my mother’s only son.” His friend nodded in understanding. How is the woman related to Ramesh?
A) Sister
B) Sister-in-law
C) Wife
D) Mother
Check Solution
Ans: C) Wife
Ramesh’s mother’s only son is Ramesh himself.
The woman is Ramesh’s wife.
Q. 4 If A is the brother of B, B is the sister of C, and C is the father of D, how is A related to D?
A) Uncle
B) Brother
C) Nephew
D) Cannot be determined
Check Solution
Ans: A) Uncle
A is the brother of B, and B is the sister of C, so A is the brother of C.
C is the father of D, so A is D’s uncle.
Q. 5 At a family reunion, a man said to a woman, “Your mother’s husband’s sister is my aunt.” How is the woman related to the man?
A) Cousin
B) Sister
C) Daughter
D) Mother
Check Solution
Ans: A) Cousin
The woman’s mother’s husband is her father.
Her father’s sister is the man’s aunt.
Therefore, the woman is the man’s cousin.
Q. 6 While watching kids play in the park, a man pointed to a boy and said to his friend, “He is the son of my grandfather’s only daughter.” How is the boy related to the man?
A) Brother
B) Cousin
C) Nephew
D) Cannot be determined
Check Solution
Ans: A) Brother
The man’s grandfather’s only daughter is the man’s mother.
The boy is the son of the man’s mother, so he is the man’s brother.
Q. 7 Introducing his friend Rohit to a group, Ravi said with a smile, “Meet Rohit, the son of the only brother of my father’s wife.” How is Rohit related to Ravi?
A) Brother
B) Cousin
C) Nephew
D) Uncle
Check Solution
Ans: B) Cousin
Ravi’s father’s wife is Ravi’s mother.
The only brother of Ravi’s mother is Ravi’s maternal uncle.
Rohit, being the son of Ravi’s maternal uncle, is Ravi’s cousin.
Q. 8 Pointing to a woman at a family gathering, Raju said, “She is the daughter of my grandfather’s only son-in-law.” How is the woman related to Raju?
A) Sister
B) Cousin
C) Aunt
D) Mother
Check Solution
Ans: A) Sister
Raju’s grandfather’s only son-in-law is Raju’s father.
The woman is Raju’s sister
Q. 9 While walking through a park, Seema pointed to a man sitting on a bench and said, “He is the only son of my mother’s mother.” How is the man related to Seema?
A) Father
B) Uncle
C) Brother
D) Cousin
Check Solution
Ans: B) Uncle
Seema’s mother’s mother is her grandmother.
The only son of Seema’s grandmother is Seema’s maternal uncle.
Q. 10 Swati pointed to a photograph of a young man and said, “His mother is the only daughter of my father.” How is the man related to Swati?
A) Son
B) Nephew
C) Cousin
D) Uncle
Check Solution
Ans: A) Son
Swati’s father’s only daughter is Swati herself.
The man’s mother is Swati, so the man is Swati’s son.
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