A + B means A is the father of B ;
A - B means A is the wife of B ;
A x B means A is the brother of B ;
A ÷ B means A is the daughter of B.

If P x R - Q, which of the following is true ?

A. P IS THE BROTHER-IN-LAW OF Q

All the six members of a family A, B, C, D, E and F are travelling together. B is the son of C but C is not the mother of B, A and C are a married couple. E is the brother of C. D is the daughter of A. F is the brother of B. Who is the wife of E ?

D. CAN'T BE DETERMINED

If Neena says, "Anita`s father Raman is the only son of my father-in-law Mahipal", then hoe is Bindu, who is the sister of Anita, related to Mahipal ?

A. NONE OF THESE

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

A. BROTHER-IN-LAW

There is a family of six persons A, B, C, D, E and F. They are Lawyer, Doctor, Teacher, Salesman, Engineer and Accountant. There are two married couples in the family. D, the Salesman is married to the Lady Teacher. The Doctor is married to the Lawyer. F, the Accountant is the son of B and brother of E. C, the Lawyer is the daughter-in-law of A. E is the unmarried Engineer. A is the grandmother of F. How is E related of F ?

D. CANNOT BE DETERMINED