In the following question, the symbols $, #, @, and % are used with the following meaning as illustrated below:
‘P $ Q’ means ‘P is mother of Q’;
‘P # Q’ means ‘P is father of Q’;
‘P @ Q’ means ‘P is husband of Q’;
‘P % Q’ means ‘P is daughter of Q’.
P @ Q $ M # T indicates what relationship of P with T?1
Paternal grandmother
2
Maternal grandmother
3
Paternal grandfather
4
Maternal grandfather