If M $ N means M is the brother of N; M # N means M is the mother of N; M * N means M is the daughter of N. Then in I # J $ K * L, who is the father ?

Correct Answer: Son

Correct Answer: Niece / Sister

Correct Answer: Daughter- in - law

Explanation:

Arjun's son's wife's daughter ---- Arjun's son's daughter; Mother of daughter of Arjun's son - wife of Arjun's son.

So, Arjun is the father-in-law of the lady. 

Correct Answer: Uncle

Explanation:

Father of Deepak's daughter's father ? Deepak's father. 

So, the man's brother is Deepak's father or the man is the brother of Deepak's father i.e., Deepak's uncle. 

Correct Answer: Father

Explanation:

Resolving from the last , In the view of joel,
My father?s wife ? mother
Only son of mother ? himself i.e. joel
Daughter of john? daughter.

So Joel is Father of Mary.

Correct Answer: Father

Explanation:

My fahter's mother's only daughter-in-law is my father's wife i.e. my mother. My mother's daughter is my sister. My sister's father is my father.

Correct Answer: Grandfather or Grandmother

Explanation:

S is daughter of P and sister of T. So, T is daughter of P. 

Now, the sister of P is the daughter of M. This means that P is also the daughter of M. Clearly, T is the granddaughter of M. 

So, M is the Grandfather or Grandmother of T. 

Correct Answer: Husband

Correct Answer: R

Explanation:

Q, the Doctor, is the father of T. S, the Housewife, is the grandmother of T and hence the mother of Q. Since there are only two married couples one being that of Q, the grandfather of R. i.e, U must be married to S. Thus, R and T will be both children of Q and these must be the students So, P, who remains, shall be the wife of Q and she alone can be the nurse. Thus, U must be the contractor 

Clearly, R and T are children of same parent, So. R will be the sister of T. 

Correct Answer: Daughter