Problem: The USA. In which state is the geographic centre of the contiguous states?
Answer: kansas

Problem: What name is given to the point on the celestial sphere, directly below the observer, opposite the zenith?
Answer: nadir

Problem: Who is the only Croatian to win men's singles at Wimbledon?
Answer: goran ivanisevic

Problem: In an attempt to satisfy the angst of an entire generation, Toyota announced this week that what is the official plural of the word Prius?
Answer:
prii