46. 

If P + Q means P is the brother of Q; P x Q means P is the wife of Q and P % Q means P is the daughter of Q then which of the following means D is the uncle of A?

A. A % B x C + D
B. A x B + C % D
C. A + C % B x D
D. None of these

47. 

A is the son of C; C and Q are sisters; Z is the mother of Q and P is the son of Z. Which of the following statements is true?

A. P and A are cousins
B. P is the maternal uncle of A
C. Q is the maternal grandfather of A
D. C and P are sisters

48. 

M is the father of N who is the son of V. In order to know the relation of M to P, which of the statement/statements is/are necessary?

  1. P is the brother of V.
  2. The daughter of N is the granddaughter of V.

A. Only (1)
B. Only (2)
C. Either (1) or (2)
D. (1) and (2) both

49. 

If X + Y means X is the daughter of Y; X - Y means X is the brother of Y; X % Y means X is the father of Y and X x Y means X is the sister of Y. Which of the following means I is the niece of J?

A. J - N % C x I
B. I x C - N % J
C. J + M x C % I
D. I x C + N - J