‘A + B’ means ‘A is the brother of B’
‘A - B’ means ‘A is the mother of B’
‘A × B’ means ‘A is the husband of B’
‘A ÷ B’ means ‘A is the sister of B’
If P ÷ Q - R + S - T × U, then which of the following statements is NOT correct?
1
R is T’s mother’s brother.
2
P is the mother-in-law of U.
3
Q is the mother of S.
4
P is R’s mother’s sister.