21. 

If A + B means A is the brother of B; A % B means A is the father of B and A x B means A is the sister of B. Which of the following means M is the uncle of P?

A. M % N x P
B. N x P % M
C. M + S % R % P
D. M + K % T x P

22. 

Pointing to Varman, Madhav said, "I am the only son of one of the sons of his father." How is Varman related to Madhav?

A. Nephew
B. Uncle
C. Father or Uncle
D. Father

23. 

Introducing a woman, Shashank said, "She is the mother of the only daughter of my son." How that woman is related to Shashank?

A. Daughter
B. Sister-in-law
C. Wife
D. Daughter-in-law

24. 

If A + B means B is the brother of A; A x B means B is the husband of A; A - B means A is the mother of B and A % B means A is the father of B, which of the following relations shows that Q is the grandmother of T?

A. Q - P + R % T
B. P x Q % R - T
C. P x Q % R + T
D. P + Q % R - T

25. 

  1. A3P means A is the mother of P
  2. A4P means A is the brother of P
  3. A9P means A is the husband of P
  4. A5P means A is the daughter of P
Which of the following means that K is the mother-in-law of M?

A. M9N3K4J
B. M9N5K3J
C. K5J9M3N
D. K3J9N4M