Only easy for those like ourselves who have swatted-up on the countries of the world and where they are. For those people not geographiles or non Jetpunkers this would be a difficult quiz. Find someone who is not a jetpunker and give them this quiz .....you'll soon see it's not too easy.
https://www.jetpunk.com/user-quizzes/1306568/countries-two-countries-away-from-random-countries-1