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Question

A is the brother of B. B is the sister of C. C is the brother of D. How is B related to D?

This question was previously asked in
SSC CGL 2025 Tier 2 Paper 1 Question Paper (19-Jan-2026)
The correct answer is

Sister

Given: A is the brother of B, B is the sister of C, C is the brother of D. So A, B, C, and D are all siblings (children of the same parents).

B is described as a sister (female). Therefore B is a female sibling of D.

Whether D is male or female, a female sibling is called a sister.

Hence B is the Sister of D.

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Similar Questions

  1. Pointing to a man, Ravi said, "He is the son of my father's only son." How is the man related to Ravi?
  2. Q is the daughter of K, who is the mother of S. T is the father of Q. How is T related to S?
  3. Pointing to a woman, John said, "She is my mother’s only daughter." How is the woman related to John?
  4. In a family of six members A, B, C, D, E, and F:
    · A and B are a married couple.
    · C is the only son of A.
    · D is the daughter of B.
    · F is the mother of B.
    Who is the grandmother of C?
  5. A is B's father. C is B's sister. D is A's wife. How is D related to C?
  6. If A is the father of B, but B is not the son of A, then how is B related to A?
  7. P is the father of Q and R. How are Q and R related?
  8. B is the daughter of A. A is the son of C. How is C related to B?
  9. M is the sister of N. N is the father of R. T is the mother of M. How is T related to R?
  10. T is the brother of R , R is the son of M. How is T related to M?


Important Questions from Blood Relations

  1. Introducing a girl, the boy says, "She is the daughter of my uncle's father's son". How is the girl related to the boy.

    A. Niece

    B. Daughter-in-law

    C. Sister

    D. Aunt

  2. 'D' is the son of 'F'. 'E' is the sister of 'F', and her son is 'A' and daughter is 'X'. If 'B' is the maternal uncle of 'A'; So how is 'D' related to 'B'?

    A. Cousin

    B. Nephew

    C. Maternal Uncle

    D. Brother

  3. Pointing to a girl, Sunil said, "Her mother's brother is the only son of my mother's father and the brother has only one sister". How is the girl's mother related to Sunil?

    A. Maternal Aunt

    B. Sister

    C. Mother

    D. Grandmother

  4. In a certain code language,
    ‘A + B’ means ‘A is the mother of B’,
    ‘A − B’ means ‘A is the daughter of B’,
    ‘A × B’ means ‘A is the husband of B’,
    ‘A ÷ B’ means ‘A is the sister of B’.
    Based on the above, how is M related to Q if ‘M ÷ N − O × P + Q’?

  5. In a certain code language,

    A + B means 'A is the son of B',

    A - B means 'A is the wife of B',

    A × B means 'A is the brother of B' and

    A ÷ B means 'A is the daughter of B'.

    Based on the above, how is P related to R if 'P × S + M – T + R'?

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