Question :
In a certain code language,
A + B means 'A is the mother of B',
A - B means 'A is the brother of B',
A x B means 'A is the wife of B' and
A ÷ B means 'A is the father of B'.
Based on the above, how is U related to Z if 'U - V x W ÷ Y + Z'?
1. Mother's mother's father
2. Mother's father's brother
3. Mother's mother's brother
4. Mother's father's father
Solution :
U - V: U is the brother of V
V x W: V is the wife of W
W ÷ Y: W is the father of Y
Y + Z: Y is the mother of Z

So, U is the Mother's mother's brother of Z.