Blood Relations Questions

Girls's father's only son— Girl's brother. Daughter in law of girl’s grandmother can be their mother, or maternal uncle’s wife, i.e. aunt. So relation cannot be determined.

E is the daughter of A and F is the mother of E. So, A is the father of E and hence the husband of F. Now, 

D is the daughter of F. So, D and E are the daughters of A and F Also. A is the son of C. 

Now, only B remains. Thus, B and C are the parents of A. 

Clearly, A and F are the parents of the children D and E. 

A is a male and married to B. So, A is the husband and B is the wife. C is the brother of A. D is the son of C. E, who is the sister of D will be the daughter of C. B is the daughter-in-law of F whose husband has died means F is the mother of A.

Clearly, F is the mother of A. 

Brother of my wife — My brother.in-law; Son of lady's brother is the brother-in-law of the man. 

So lady's brother is man's father-in-law

i.e., the lady is the sister of man's father-in-law. 

E is the daughter of A and F is the mother of E. So, A is the father of E and hence the husband of F. Now, 

D is the daughter of F. So, D and E are the daughters of A and F Also. A is the son of C. 

Now, only B remains. Thus, B and C are the parents of A. 

Clearly. D and E are sisters 

My mother's mother — My grandmother: My grandmother's only son — My maternal uncle. So, the woman is man's niece. 

A is father of C and C is sister of D. So, A is father of D. 

But D is son of B. So, B is the mother of D and wife of K Also. E is the brother of A So, B is the sister-in-law of E.

Your mother's husband — Your father; Your father's sister — Your aunt. 

 So, lady's aunt is man's aunt and therefore lady is man's sister.