M is the son of N. O is the father of N. P is the father of M. How is N related to P?

S is the sister of T. R is the brother of S. U is the wife of W. T is the father of U. How is T related to W?

Q’s father is B’s son-in-law. C is Q’s sister and the daughter of P. P is the maternal aunt of D. How is P related to B?

Rahul's mother is the only daughter of Monika's father. How is Monika's husband related to Rahul ?

Pointing to a man in a photograph. Ishita said, his brother’s sister is my only sister. How many sister do this man has?

If ‘B’s mother was A’s mother’s daughter, how was A related to B?

Direction: Read the following information carefully and answer the questions which follow .
A family consists of six persons . I is O ' s grandfather , O is the niece of J and N . I has three  children , a daughter and two sons . J is Q ' s sister in - law . N is unmarried . M is also a member of  this family . 

How is M related to Q ? 

If 'X $ Y' means 'X is father of Y'; 'X # Y' means 'X is mother of Y'; 'X × Y' means 'X is sister of Y', then how is D related to N in N # A $ B × D?