If A + B means A is the sister of B; A - B means A is the brother of B; A x B means A is the daughter of B, Which of the following shows the relation that E is the maternal uncle of D ?
Answer: C. D x F + E
Clearly, E is the maternal uncle of D means D is the daughter of the sister (say F) of E i.e. D x F + E. Hence the answer is (c).