I got second place in final exams for my year.
This is the second oldest Godzilla movie.
Carlos Slim fell to the number two spot on the list of the world’s richest people.
When you're number two in a number in a series you're number two. Not quite as good as being 一番, but take what you can get, you know?
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.