‘R = S’ means ‘R is the mother of S’.
‘R @ S’ means ‘R is the father of S’.
'R × S’ means ‘R is the father’s sister of S’.
‘R # S’ means ‘R is the sister of S’.
‘R $ S’ means ‘R is the daughter of S’.
‘R * S’ means ‘R is the brother of S’.
How is Z related to Y in the following expression?
V × Y $ × @ W * A $ Z
Show answer & explanation
Correct answer: B
Explanation
The correct answer is Option 2 i.e. Mother.
In the diagram shown;
The square shows males, the circle shows females, vertical lines show generations, a single horizontal line shows brothers or sisters, and double lines show a couple.

From the above tree, Z is the mother of Y.
Hence, Mother is the correct answer.