SSC JE Mechanical Engineering 2018 Set 5 Paper

A, said to B- Groom was the son of his sister (A’s sister’s son)
B said to A- The bride, the wife of his brother’s daughter (the brother of B’s ??brother) = that is the wife of B’s brother’s son. (son of A’s ‘sister’) Therefore, A is the sister of B’s ??br other ’s w ife.