If A + B means A is the mother of B ;
A / B means A is the brother of B ;
A x B means A is the son of B and
A - B means A is the daughter of B,
which of the following means C is the niece of D ?
Pointing to a photograph, a person tells his friend, "She is the grand daughter of the elder brother of my father."
How is the girl in the photograph related to his man ?
A + B means A is the father of B ;
A - B means A is the wife of B ;
A x B means A is the brother of B ;
A ÷ B means A is the daughter of B.
If P - R + Q, which of the following statements is true ?