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Question

Read the given information carefully and answer the question that follows.

‘K $ D’ means ‘K is the father of D’.

‘K < D’ means ‘K is the wife of D’.

‘K > D’ means ‘K is the daughter of D’.

'K @ D’ means ‘K is the son of D’.

How is S related to N in the expression ‘H > R $ S @ T > N’?

The correct answer is

Grandson

Understanding Blood Relations and Coded Language

This question involves understanding relationships between people based on a coded language. Each symbol represents a specific relationship between two individuals. To solve this, we need to decode the given expression step-by-step and trace the family connections.

Decoding the Symbols

Let's first break down the meaning of each symbol provided in the question:

  • ‘K $ D’ means ‘K is the father of D’.
  • ‘K < D’ means ‘K is the wife of D’.
  • ‘K > D’ means ‘K is the daughter of D’.
  • ‘K @ D’ means ‘K is the son of D’.

We can summarize these relationships in a table for clarity:

Symbol Meaning
$ First person is the father of the second.
< First person is the wife of the second.
> First person is the daughter of the second.
@ First person is the son of the second.

Analyzing the Expression ‘H > R $ S @ T > N’

Now, let's break down the given expression into smaller pairs and determine the relationship for each part:

  1. H > R: Using the definition for '>', this means 'H is the daughter of R'.
  2. R $ S: Using the definition for '$', this means 'R is the father of S'.
  3. S @ T: Using the definition for '@', this means 'S is the son of T'.
  4. T > N: Using the definition for '>', this means 'T is the daughter of N'.

Tracing the Relationships to Find S's Relation to N

Let's combine these relationships to find the connection between S and N. We are starting from S and moving towards N.

  • From 'R $ S', we know R is the father of S.
  • From 'S @ T', we know S is the son of T.

If R is the father of S and S is the son of T, this implies that R and T are the parents of S. Since R is the father, T must be the mother of S.

  • Now consider 'T > N'. This means T is the daughter of N.

So, S's mother is T, and T's parent is N. This means N is a parent of S's mother. A parent of one's mother is a grandparent.

Therefore, N is a grandparent of S. The question asks how S is related to N. If N is a grandparent of S, then S is a grandchild of N.

We know S is male ('S is the son of T'). So S is the grandson of N.

Let's visualize the chain:

  • R (Father) ---> S (Son) <--- T (Mother)
  • N (Parent) ---> T (Daughter)

Combining these, N is a parent of T, and T is the mother of S. Thus, N is a grandparent of S. Since S is male, S is the grandson of N.

Final Answer Derivation

Based on the analysis of the coded relationships, S is the grandson of N.

Revision Table: Blood Relation Coding Summary

Symbol Relationship (A symbol B) Example
$ A is father of B P $ Q: P is the father of Q
< A is wife of B P < Q: P is the wife of Q
> A is daughter of B P > Q: P is the daughter of Q
@ A is son of B P @ Q: P is the son of Q

Additional Information: Tips for Solving Blood Relation Questions

Solving blood relation problems, especially those with coded language, requires careful step-by-step analysis. Here are some helpful tips:

  • Understand the Codes: Clearly write down or remember what each symbol represents. Pay attention to the order (e.g., 'K is father of D' is different from 'D is father of K').
  • Break Down the Expression: Analyze the given expression part by part, determining the relationship for each adjacent pair.
  • Draw a Family Tree: For complex expressions, drawing a simple family tree diagram can be very helpful. Use lines to connect individuals and symbols to denote relationships (e.g., double line for marriage, single line for parent-child). Indicate gender if known.
  • Trace the Path: Once the individual relationships are clear, trace the connections from the first person mentioned in the question to the second person to determine the final relationship.
  • Determine Gender: Sometimes, the gender of the individuals is explicitly given by the symbol definition (e.g., 'father', 'daughter', 'son', 'wife'). This is crucial for determining the exact relationship (e.g., grandson vs. granddaughter).
  • Practice: The more you practice different types of blood relation questions, the easier it becomes to identify patterns and solve them quickly.
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Important Questions from Coded Blood Relation Problems

  1. ‘A # B’ means ‘A is the son of B’.

    ‘A @ B’ means ‘A is the mother of B’.

    ‘A & B’ means ‘A is the wife of B’.

    ‘A % B’ means ‘A is the sister of B’.

    If ‘M @ R % K # G # N & T’, then which of the following statements is NOT correct?

  2. ‘A % B’ means ‘A is the sister of B’.

    ‘A $ B’ means ‘A is the brother of B’.

    ‘A @ B’ means ‘A is the son of B’.

    ‘A & B’ means ‘A is the mother of B’.

    If ‘R % T & Z $ S @ V @ C % Y’, then which of the following statements is NOT correct?

  3. ‘R8S’ means ‘R is the father of S’.

    ‘R7S’ means ‘R is the sister of S’.

    ‘R6S’ means ‘R is the brother of S’.

    ‘R2S’ means ‘R is the wife of S’.

    Which of the following expressions represents ‘X is the mother of Y’?

  4. ‘A # B’ means ‘A is the father of B’.

    ‘A % B’ means ‘A is the mother of B’.

    ‘A @ B’ means ‘A is the sister of B’.

    ‘A & B’ means ‘A is the son of B’.

    If ‘G # M # T % S @ H & R & W @ U’, then which of the following statements is NOT correct?

  5. ‘A +B’ means ‘A is the sister of B’

    ‘A - B’ means ‘A is the daughter of B’

    ‘A × B’ means ‘A is the brother of B’

    ‘A B’ means ‘A is the husband of B’

    IfV + U × Q – T + R + P × S, then how is P related to V?
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