Question 1
In a family tree: Mary is parent of Chloe, Chloe is parent of Manish, Manish is parent of Omar, Omar is parent of Rohit. What is the degree of relationship between Mary and Rohit? (Count the number of edges in the shortest path.)
The path Mary→Chloe→Manish→Omar→Rohit has 4 edges, so the degree is 4.