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GATE 2019 ME (ME1) – Question 10

General Aptitude · Analytical Aptitude: Logical Reasoning and Deduction · 2 marks · Multiple choice

M and N have four children P, Q, R and S. Only P and R are married; they have children X and Y respectively. Y is a legitimate child of W. Which statement is necessarily FALSE?

  1. M is the grandmother of Y.
  2. R is the father of Y.
  3. W is the wife of R.
  4. W is the wife of P.

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Show answer and explanation

Correct answer: (D) W is the wife of P.

Explanation

Y belongs to R’s family, so W is R’s spouse under the family relationships intended in the question. W cannot simultaneously be described as P’s wife. The sex of M and R is unspecified, so A,B,C can each be possible. **Answer: D**.