What will come in the place of the question mark, to establish that Q is mother of N in the expression : ‘N + O – P ? Q’

Pointing to a boy in a photograph, Akhil  says, "He is the son of my mother's only son." How is Akhil related to that boy?

A and B are married couple.X and Y are brothers.X is the brother of A.how is y related to B?

In the expression ‘P + Q × T’ how is T related to P ? 

Rajan is the brother of sachin and manick is the father of Rajan. Jagat is the brother of Priya and priya is the daughter of sachin. Who is the uncle of  Jagat?

A is the mother of B.C is the father of B and C has 3 children. On the basis of this information, find out which of the following relation is correct:

A and B are brothers. C and D are sisters. A’s son is D’s brother. How is B related to C?

K is brother of T. M is mother of K. W is brother of M. How is W related to T

If A+B means A is the brother of B; A/b means A is the father of B and A*B means A is the sister of B,which of the following means m is the uncle of P?

If P*Q- S, which of the following is true?