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- Question
If D is the brother of B, how B is related to C? To answer this question which of the statements is/are necessary?
- The son of D is the grandson of C.
- B is the sister of D.
Options- A. Only 1
- B. Only 2
- C. Either 1 or 2
- D. 1 and 2 both are required
- Correct Answer
- 1 and 2 both are required
ExplanationGiven: D is the brother of B.From statement 1, we can detect that D is son of C (son of D is the grandson of C).
From statement 2, we can detect that B is 'Female' (sister of D).
Therefore, B is daughter of C.
Blood Relation Test problems
Search Results
- 1. Pointing to a photograph Anjali said, "He is the son of the only son of my grandfather." How is the man in the photograph related to Anjali?
Options- A. Brother
- B. Uncle
- C. Son
- D. Data is inadequate Discuss
Correct Answer: Brother
Explanation:
The man in the photograph is son of Anjali's grandfather's son i.e., the son of Anjali's father. Hence, the boy is the brother of Anjali.- 2. Introducing a boy, a girl said, "He is the son of the daughter of the father of my uncle." How is the boy related to the girl?
Options- A. Brother
- B. Nephew
- C. Uncle
- D. Son-in-law Discuss
Correct Answer: Brother
Explanation:
The father of the boy's uncle ? the grandfather of the boy and daughter of the grandfather ? sister of father.- 3. A and B are children of D. Who is the father of A? To answer this question which of the statements (1) and (2) is necessary?
- C is the brother of A and the son of E.
- F is the mother B.
Options- A. Only (1)
- B. Only (2)
- C. Either (1) or (2)
- D. (1) and (2) both Discuss
Correct Answer: Only (2)
Explanation:
A and B are children of D.From (1), C is the brother B and son of E.
Since, the sex of D and E are not known. Hence (1) is not sufficient to answer the question.
From (2). F is the mother of B. Hence, F is also the mother of A. Hence D is the father of A.
Thus, (2) is sufficient to answer the question.
- 4.
- A * B means A is the sister of B
- A $ B means B is the mother of A
- A + B means A is the brother of B
- A = B means B is the father of A.
Options- A. M = P + Q * N
- B. N + P = Q * M
- C. N * P $ Q * M
- D. None of these Discuss
Correct Answer: None of these
- 5. Pointing to a woman, Abhijit said, "Her granddaughter is the only daughter of my brother." How is the woman related to Abhijit?
Options- A. Sister
- B. Grandmother
- C. Mother-in-law
- D. Mother Discuss
Correct Answer: Mother
Explanation:
Daughter of Abhijit's brother ? niece of Abhijit. Thus the granddaughter of the woman is Abhijit's niece.Hence, the woman is the mother of Abhijit.
- 6. If A + B means A is the mother of B; A - B means A is the brother B; A % B means A is the father of B and A x B means A is the sister of B, which of the following shows that P is the maternal uncle of Q?
Options- A. Q - N + M x P
- B. P + S x N - Q
- C. P - M + N x Q
- D. Q - S % P Discuss
Correct Answer: P - M + N x Q
Explanation:
P - M ? P is the brother of MM + N ? M is the mother of N
N x Q ? N is the sister of Q
Therefore, P is the maternal uncle of Q.
- 7. Introducing a man, a woman said, "He is the only son of the mother of my mother." How is the woman related to the man?
Options- A. Mother
- B. Sister
- C. Niece
- D. Maternal aunt Discuss
Correct Answer: Niece
Explanation:
The man is the only son of the mother of the woman. Hence, the man is the maternal uncle of the woman. So, the woman is the niece of the man.- 8. Pointing to a photograph Lata says, "He is the son of the only son of my grandfather." How is the man in the photograph related to Lata?
Options- A. Brother
- B. Uncle
- C. Cousin
- D. Data is inadequate Discuss
Correct Answer: Brother
Explanation:
The man in the photograph is the son of the only son of Lata's grandfather i.e., the man is the son of Lata's father. Hence, the man is the brother of Lata.- 9. Introducing a woman, Shashank said, "She is the mother of the only daughter of my son." How that woman is related to Shashank?
Options- A. Daughter
- B. Sister-in-law
- C. Wife
- D. Daughter-in-law Discuss
Correct Answer: Daughter-in-law
Explanation:
The woman is the mother of Shashank's granddaughter. Hence, the woman is the daughter-in-law of Shashank.- 10. Pointing to a girl Sandeep said, "She is the daughter of the only sister of my father." How is sandeep related to the girl?
Options- A. Uncle
- B. Cousin
- C. Father
- D. Grandfather Discuss
Correct Answer: Cousin
Explanation:
The girl is the daughter of the sister of Sandeep's father. Hence, the girl is the cousin or Sandeep is the cousin of the girl.
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