Q136
K is the brother of N and X. Y is the mother of N and Z is the father of K. Which of the following statements is not definitely true?
A.
K is the son of Z.
B.
Y is the wife of Z.
C.
K is the son of Y.
D.
Z is the father of X.
E.
N is the brother of X.
AnswerAnswer: Option E
Solution
Answer: Option E
Solution:
K is the brother of N and X. So, Y, who is the mother of N and Z, who is the father of K, will be mother and father of N, K and X of whom K is a male. Thus,K is the son of Y and Z, and Y is the wife of Z. But, N is either brother or sister of X.