In a certain code, if
‘A ÷ B’ means that ‘A is the brother of B’.
‘A × B’ means that ‘A is the father of B’.
‘A + B’ means that ‘A is the mother of B’.
‘A - B’ means that ‘A is the sister of B’.
If it is given ‘X × Y - Z + W’, then which of the following is TRUE?
1
X is the father of Z
2
X is the uncle of Z
3
Y is the sister of W
4
W is the brother of X