P, Q, R, S and T are related and belong to the same family. P is the brother of S. Q is the wife of P. R and T are the children of the siblings P and S respectively

Q. P, Q, R, S and T are related and belong to the same family. P is the brother of S. Q is the wife of P. R and T are the children of the siblings P and S respectively. Which one of the following statements is necessarily FALSE?

(A) S is the aunt of R

(B) S is the aunt of T

(C) S is the sister-in-law of Q

(D) S is the brother of P

Ans: S is the aunt of T

Solution:

P is male
S is male or female
S is sister-in-law of Q may be possible
S is brother of P may be possible
S is aunt of R may be possible
S is the aunt of T is impossible in this case because given T is child of S.