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Question

In a certain code language,
'A + B' means 'A is the father of B',
'A - B' means 'A is the brother of B',
'A × B' means 'A is the mother of B',
'A ÷ B' means 'A is the sister of B'.
Based on the above, how is K related to R if 'L + K ÷ D × P - R'?

This question was previously asked in
SSC Selection Post 2024 Question Paper (26-Jun-2024) (Shift-4)
The correct answer is
Mother's sister

Understanding the Coding Rules

The question provides specific codes for family relationships:

  • 'A + B' means 'A is the father of B'. (Implies A is male)
  • 'A - B' means 'A is the brother of B'. (Implies A is male)
  • 'A × B' means 'A is the mother of B'. (Implies A is female)
  • 'A ÷ B' means 'A is the sister of B'. (Implies A is female)

Decoding the Expression: 'L + K ÷ D × P - R'

Let's break down the given expression step by step to establish the relationships:

  1. L + K: According to the rules, '+' means 'father'. So, 'L + K' means 'L is the father of K'. This tells us L is male.
  2. K ÷ D: According to the rules, '÷' means 'sister'. So, 'K ÷ D' means 'K is the sister of D'. This tells us K is female.
  3. D × P: According to the rules, '×' means 'mother'. So, 'D × P' means 'D is the mother of P'. This tells us D is female.
  4. P - R: According to the rules, '-' means 'brother'. So, 'P - R' means 'P is the brother of R'. This tells us P is male.

Determining K's Relationship to R

Now let's combine these facts to find the relationship between K and R:

  • We know from step 2 that K is the sister of D.
  • We know from step 3 that D is the mother of P. Since P and R are siblings (from step 4, P is the brother of R), D is also the mother of R.
  • Since K is the sister of D, and D is the mother of R, K is the sister of R's mother.

Therefore, K is the mother's sister of R.

Final Relationship Summary

The complete chain of relationships derived from 'L + K ÷ D × P - R' is:

  • L is the father of K.
  • K is the sister of D.
  • D is the mother of P and R.
  • P is the brother of R.

Based on this, K is the maternal aunt (mother's sister) of R.

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Similar Questions

  1. Ram is the son of Mohan and the brother of Ramesh. Shreya is the daughter of Shweta and the sister of Ram. How shweta is related to Mohan?

  2. In a certain code language,
    'A $ B' means 'A is the mother of B',
    'A # B' means 'A is the father of B',
    'A ! B' means 'A is the sister of B',
    'A @ B' means 'A is the brother of B',
    'A * B' means 'A is the wife of B',
    'A > B' means 'A is the husband of B',
    'A % B' means 'A is the father-in-law of B',
    'A ^ B' means 'A is the mother-in-law of B'.
    Based on the above, how is U related to A if
    a)'P > Q $ R > S ! T',
    b) 'U # T',
    c)'R # A'?
  3. Ranjani is the sister of Samrat. Pranit's mother is married to Samrat. Bhagya has one son and one daughter. Laya is the sister of Pranit, who is the paternal grandson of Bhagya. Laya is the daughter of Rachana. How is Rajini related to Rachana?

  4. Pointing to a photograph of a man, Saketh says, "This man's son's sister is my mother-in-law." How is Saketh's wife related to the man in the photograph?

  5. Peter is the brother of Mary, who is the sister of John. If Jessica is married to Donald's only son, who is the father of John, then how is Jessica related to the father of Mary?

  6. Samar is the son of Ganga, who is the daughter-in-law of Dinesh. If Jamma is the mother of Shyam, who is the only son of Dinesh, then how is Samar related to Jamma?

  7. Sharmila is the daughter of Hitesh. Gayatri is Deepak's sister. Deepak is the brother of Urmi, who is the daughter of Malini, who is married to Sharmila's father. How is Hitesh related to Urmi?

  8. P@Q' means 'P is the mother of Q' 

    'P & Q' means 'P is the wife of Q' 

    'P # Q' means 'P is the husband of Q' 

    If 'A # B @ C @ D & E', then how is D related to A?

  9. Pointing to a person in a photograph, a man, Kabir, said, "She is the sister of my mother's daughter's daughter." How is the person related to Kabir?
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Important Questions from Blood Relations

  1. Consider the Question and two Statements given below:

    Question : Is Zbrother of X?

    Statement-1 : X is a brother of Y and Y is a brother of Z.

    Statement-2 : X, Y and Z are siblings.

    Which one of the following is correct in respect of the Question and the Statements?

  2. A family of two generations consisting of six members P, Q, R, S, T and U has three males and three females. There are two married couples and two unmarried siblings. U is P’s daughter and Q is R’s mother-in-law. T is an unmarried male and S is a male. 

    Which one of the following is correct?

  3. A joint family consists of seven members A, B, C, D, E, F and G with three females. G is a widow and sister-in-law of D's father F. B and D are siblings and A is daughter of B. C is cousin of B. 

    Who is E? 

    1. Wife of F 

    2. Grandmother of A 

    3. Aunt of C 

    Select the correct answer using the code given below:

  4. Given that, 

    1) A is the brother of B. 

    2) C is the father of A. 

    3) D is the brother of E. 

    4) E is the daughter of B. Then, the uncle of D is

  5. Read the passage given below and answer the items that follow. 

    A, B, C, D, E, F are members of a family. They are engineer, stenographer, doctor, draughtsman, lawyer and judge (not in order). A, the engineer is married to the lady stenographer. The judge is married to the lawyer. F, the draughtsman is the son of B and brother of E. C, the lawyer is the daughter-in-law of D. E is the unmarried doctor. D is the grandmother of F. There are two married couples in the family. 

    What is the profession of B?

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