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Railways PYQCBT 1 2016

RRB NTPC · Question 87

P is the brother of Q. Q is the brother of R. P is the son of S. Based on these three statements, which of the following statements is not true?

  1. Q is the brother of P.

  2. Q is the son of S.

  3. P is the brother of R.

  4. S is the father of Q.

Show answer & explanation

Answer: (D) S is the father of Q.

Explanation

P, Q and R are siblings and P is S's son, so Q is also S's son and P is R's brother. But S's gender is not given, so 'S is the father of Q' cannot be said to be true; S could be the mother.