Q:

A # B means ‘A is the sister of B’.
A @ B means ‘A is the son of B’.
A & B means ‘A is the father of B’.
A % B means ‘A is the mother of B’.
If W & Q # T & Y @ M % K, then how is W related to K?

• 1
  Mother’s father
• 2
  Brother
• 3
  Father’s father
• 4
  Father