If A+B: “B is brother of A”, A×B: “B is husband of A”,
A−B: “A is mother of B”, A%B: “A is father of B”.
Which shows Q is grandmother of T?
🎥 Video solution / Text Solution of this question is given below:
Q−P ⇒ Q mother of P; P+R ⇒ R brother of P ⇒ Q mother of R;
R%T ⇒ R father of T. Thus Q is mother of (father of T) ⇒ grandmother.