RRB Staff Nurse Jaipur-6th June 2018
Reasoning
Hard

If Jaya's mother is Vibha's mother's daughter, then how is Vibha's mother related to Jaya?

Appeared in: RRB Staff Nurse Jaipur-6th June 2018

Explanation

  • The core statement is "Jaya's mother is Vibha's mother's daughter.".
  • The daughter of Vibha's mother is either Vibha herself or Vibha's sister.
  • This means Jaya's mother is the daughter of Vibha's mother.
  • The mother of one's mother is their maternal grandmother.
  • Therefore, Vibha's mother is Jaya's grandmother.

Why Other Options Were Wrong

  • Option A: This describes a one-generation relationship. The puzzle involves two generations, as Vibha's mother is the mother of Jaya's mother.
  • Option B: An aunt is the sister of a parent. Vibha's mother is the mother of Jaya's parent, placing her in the generation above an aunt.
  • Option D: This option is incorrect because a definitive relationship, 'Grandmother', is provided as one of the choices.

Related Visual

Visual explanation — Related Visual
  • Visual 1: Flowchart. A simple family tree diagram showing three generations: Vibha's mother at the top, her daughter(s) (Jaya's mother and possibly Vibha) in the middle, and Jaya at the bottom. Arrows would connect them to illustrate the mother-daughter-granddaughter lineage.
Clinical Relevance
  • Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Logical Reasoning - Blood Relations as background academic context rather than a clinical decision trigger.
  • This is a logical reasoning question, not a clinical one. However, the skills tested are crucial in nursing.
  • Logical deduction helps nurses interpret complex patient histories, understand family dynamics for care planning, and follow multi-step protocols accurately.
  • Patient Safety: Misinterpreting relationships or instructions can lead to errors in communication, consent, or care delivery.
How to Approach the Question
  • Identify the main subject of the question (Jaya) and the person whose relationship needs to be determined (Vibha's mother).
  • Break down the connecting statement ("Jaya's mother is Vibha's mother's daughter") into smaller, understandable parts.
  • Translate the relational phrases. For example, 'mother's daughter' means 'sister or self'.
  • Work backward from the known relationship to the unknown. Start with 'Vibha's mother's daughter' and link it to 'Jaya's mother'.
  • Establish the final connection: If X is the mother of Y's mother, then X is Y's grandmother.
  • Evaluate each option against your derived relationship to find the correct match and eliminate incorrect distractors.
Concept Tested & Keywords
  • Concept Tested: Logical Reasoning - Blood Relations
  • Stem keywords: Jaya's mother, Vibha's mother's daughter, related to
  • Lead-in keywords: how is
  • Negative lead-in flag: false

Question ID

Q4p8vu-NHXbFuU5ItVjq5M

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