Read the following information carefully to answer the questions given below it. (a) 'A \(+\) B' means that 'A' is the father of 'B' (b) 'A \(-\) B' means that 'A' is the wife of 'B' (c) 'A × B' means that 'A' is the brother of 'B' (d) 'A ÷ B' means that 'A' is the daughter of 'B' If it is given 'P ÷ R + S + Q', then which of the following is true ?