If \[A\text{ }\times \text{ }B'\]means 'A is the sister of B'; 'A + B? means "A is the father of B; \['A\text{ }-\text{ }B'\]means 'A is the brother of B'; \['A\text{ }\div \text{ }B'\]means 'A is the mother of B' and 'A = B' means 'A is the son of B'. What does \[P+Q\div R-S\times T=U\]mean if U is male?

If \[A\text{ }\times \text{ }B'\]means 'A is the sister of B'; 'A + B?

1.	If \[A\text{ }\times \text{ }B'\]means 'A is the sister of B'; 'A + B? means "A is the father of B; \['A\text{ }-\text{ }B'\]means 'A is the brother of B'; \['A\text{ }\div \text{ }B'\]means 'A is the mother of B' and 'A = B' means 'A is the son of B'. What does \[P+Q\div R-S\times T=U\]mean if U is male?
A.	P is the mother-in-law of U
B.	U is the son of P
C.	P is the father-in-law of U
D.	P and U are brothers
Answer» D. P and U are brothers

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