Pariksha SaathiReasoning
Coded Relationships: Practice Questions with Answers
11 practice questions on Coded Relationships, with answers; most also have an explanation or a worked solution. Try each one before you open its answer.
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Q.1
If M × N means M is the husband of N, and N + O means N is the mother of O, how is M related to O?
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Answer: M is the father of O
Solution:
- M is the husband of N.
- N is the mother of O.
- The husband of O’s mother is O’s father.
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Q.2
If X ÷ Y means X is the son of Y, and Y − Z means Y is the brother of Z, how is X related to Z?
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Answer: X is the nephew of Z
Solution:
- X is the son of Y.
- Y is the brother of Z, so Y is male and a sibling of Z.
- X’s father Y is Z’s brother, which makes X the nephew of Z.
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Q.3
If P + Q means P is the mother of Q, and Q × R means Q is the husband of R, how is P related to R?
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Answer: P is the mother-in-law of R
Solution:
- P is the mother of Q.
- Q is the husband of R, so Q is male and married to R.
- P is the mother of R’s husband, which makes P the mother-in-law of R.
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Q.4
If A + B means A is the sister of B, B × C means B is the husband of C, and C − D means C is the mother of D, how is A related to D?
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Answer: A is the aunt of D
Solution:
- A is the sister of B, so A is female and a sibling of B.
- B is the husband of C, and C is the mother of D — so B is D’s father.
- A’s sibling B is D’s father, which makes A the (paternal) aunt of D.
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Q.5
If P ÷ Q means P is the daughter of Q, and Q + R means Q is the sister of R, how is P related to R?
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Answer: P is the niece of R
Solution:
- P is the daughter of Q.
- Q is the sister of R, so Q is female and a sibling of R.
- P’s mother Q is R’s sister, which makes P the niece of R.
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Q.6
If A − B means A is the brother of B, and B + C means B is the mother of C, how is A related to C?
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Answer: A is the uncle of C
Solution:
- A is the brother of B, so A is male and a sibling of B.
- B is the mother of C.
- A’s sibling B is C’s mother, which makes A the (maternal) uncle of C.
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Q.7
If P + Q means P is the mother of Q, and Q − R means Q is the brother of R, how is P related to R?
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Q.8
If A ÷ B means A is the son of B, and B × C means B is the husband of C, how is A related to C?
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Q.9
If X − Y means X is the brother of Y, and Y ÷ Z means Y is the son of Z, how is X related to Z?
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Q.10
If J ÷ K means J is the son of K, and K × L means K is the husband of L, how is J related to L?
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Q.11
If X × Y means X is the father of Y, and Y − Z means Y is the sister of Z, how is X related to Z?
How these questions were made
Written by Mahesh Srivastava, Founder of Pariksha Saathi. Published: 2026-10-03.