In a family, there are six members A, B, C, D, E and F. 

A and B are a married couple, A being the male member. D is the only son of C, who is the brother of A. E is the sister of D. B is the daughter-in-law of F, whose husband has died. How is E related to C ? 

 C is the daughter-in-law of A who is the grandmother of' F means C is the mother of F But F is the son of B. 

So. B is C's husband. But C, the lawyer. is married to the Doctor So. B is the Doctor. F, the Accountant, will be the non of B and C, E is the unmarried Engineer 

So, the other mamed couple can be that of grandmother of Fie A and 0 But D. the Salesman, is married to the Lady Teacher. 

So. D, the Salesman, is the grandfather of F, father of B and the husband of A, the Lady Teacher. 

D is the grandfather of F. 

Q is the son of R but R is not the mother. So, R is the Father of Q. P is married to R 

So, P is the wife of R and the mother of Q, X is the daughter of P and hence of R and so she is the Sister of Q, Y is the brother of R and Z is the brother of P. 

It is the husband of P and Z 13 the brother of P So, Z Is the brother-In-law of R 

B is the son of C but C is not the mother of B means C is the father of B A is married to C means A is the mother of B. 

F is brother of B means F is son of A and C. D is daughter of A means D is daughter of A and C

Clearly. from the data available. the wife of E cannot be determined. 

A is the brother of F who is the daughter of D. So, A is the son of D, P is the brother of D. 

So, P is the uncle of A 

Clearly, F is the maternal uncle of D means F is the brother of D's mother i.e., F is the brother of C. C is the sister of B. 

So, F is the brother of B who is A's mother. Thus. F is the maternal uncle of A. So, A and D are the nephews of F i.e., F has two nephews 

M is the brother of N and B is the brother of N. 

So, M is the brother of B

Q is the son of R but R is not the mother. So, R is the Father of Q. P is married to R 

So, P is the wife of R and the mother of Q, X is the daughter of P and hence of R and so she is the Sister of Q, Y is the brother of R and Z is the brother of P. 

Clearly. Y is brother of R who is a male. So, Y and R are a pair of brothers  

D is father of A and grandfather of F. So, A is father of F. 

Thus. D and A are the two fathers. C is the sister of F So. C is the daughter of A. 

Since there is only one mother, it is evident that E is the wife of A and hence the mother of C and F. 

So, B is brother of A There are three brothers. So. F is the brother of C. 

 Clearly, A is E's Husband.