[PPSC Scientific Assistant (Chemistry) 2023]

27. Use the relations defined below to solve the question that follows:
S * T means S is the sister of T. S + T means S is the brother of T. S - T means S is the son of T. S / T means S is the daughter of T. S = T means S is the father of T. S x T means S is the mother of T.

Which of the following means A is the uncle of B?

1. B + D x A

2. A + C = B

3. B + D / A

4. A + D / B

Correct Answer :

A + C = B