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A + B means A is father of B.
A - B means A is daughter of B.
A * B means A is son of B.
A/B means A is mother of B.
A & B means A is sister of B.
A # B means A is brother of B.
Which of the following relations shows that N and M are husband and wife, respectively?
Option A:
N is father of T, T is sister of W, W is brother of X, X is daughter of M.
In this case N is husband of M.
Option B:
N is father of T, T is sister of W, W is daughter of X, X is daughter of M.
In this case M is mother in law of N.
Option C:
N is father of T, T is sister of W, W is brother of X, X is sister of M.
In this case N is father of M.
 Option D:
N is son of T, T is sister of W, W is brother of X, X is daughter of M.Â
In this case N is grand son of M.
So, only option A is correct. Â
