Question
In a certain code language,
'A + B' means 'A is the son of B',
'A - B' means 'A is the sister of B',
'A x B' means 'A is the wife of B' and
'A ÷ B' means 'A is the father of B.
How is Q related to D if ‘Q + E ÷ R – C x D'?
The correct answer is
Wife's brother
Decoding Relation Codes
The problem provides specific codes for relationship symbols:
- '+' means 'son'
- '-' means 'sister'
- 'x' means 'wife'
- '÷' means 'father'
Analyzing the Expression: Q + E ÷ R – C x D
We break down the given expression step-by-step to determine the relationships:
- Q + E: Q is the son of E. (This establishes Q is male).
- E ÷ R: E is the father of R. (This establishes E is male).
- R – C: R is the sister of C. (This establishes R is female).
- C x D: C is the wife of D. (This establishes C is female and D is male).
Constructing the Family Tree
Based on the decoded relationships:
- Q is the son of E.
- E is the father of R. Since Q is also E's child, Q and R are siblings.
- R is the sister of C. This means Q, R, and C are siblings.
- C is the wife of D.
Determining Q's Relation to D
From the analysis:
- Q is the brother of C.
- C is the wife of D.
- Therefore, Q is the brother of D's wife.
This means Q is the Wife's brother to D.
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Important Questions from Blood Relations (Notes)
- Introducing a man, a women said, "His wife is the only daughter of my father". How is that man related to the woman?
- There are six members A, B, C, D, E and F in a family. E is daughter of B and A is brother of B. C is father of A and D is brother of E. F is wife of C. Uncle of D is
- In a family, Bhanu is the father of Kamlesh. Bhanu has only two children. Kamlesh is the brother of Ritu. Ritu is the daughter of Santosh. Aryan is the grandson of Santosh. Sunny is the father of Aryan. How is Sunny related to Bhanu ?
- H is the brother of A. R is the sister of K. P is the son of K. K is the wife of A. How is H related to R?
A is the daughter of C's sister B. D is the husband of C. E is D's father. How is A related to E?
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