Question 1
Nitin and Ethan are brothers. Nitin has 4 child/ren: Asha, Raj, Grace, Giulia; Ethan has 4 child/ren: Liam, David, Amelia, Leila. How many paternal cousins does Raj have?
Paternal cousins are from father's side. Raj's father is Nitin, so paternal cousins are children of his brother Ethan: 4 cousins.