Question 1
Elijah and Wei are brothers. Liam is the child of Elijah. Raj is the child of Liam. Deepa is the child of Wei. How is Raj related to Deepa?
Raj is a grandchild of Elijah, and Deepa is a child of Wei (brother of Elijah). Since Raj is one generation further than Deepa from their common ancestors, they are first cousins once removed.