Saksham introduced Nidhi to his friend and said, "She is the daughter of the only son of my father's wife." How is Saksham related to Nidhi? MCQ with Answer and Explanation

A + B means 'A is the husband of B';
A - B means 'A is the wife of B';
A × B means 'A is the mother of B';
A = B means 'A is the son of B';
If, W × RJ-SV+ L, then which of the following statements is not correct?

A * B means 'A is the father of B'. A + B means 'A is the son of B'. A - B means 'A is the brother of B'. A & B means 'A is the sister of B'. If 'W * Q & R - S + T', then what is the relation of W to T?

Pointing to Gokarna, Gauri said, 'His mother is the only daughter of my mother.' How is Gokarna related to Gauri?