Problem: What name is given to a number system with base sixteen?
Answer: hexadecimal

Problem: In which American sitcom did English actress Jane Leeves play a major character?
Answer: frasier

Problem: Scotsman Alexander Selkirk was the inspiration for what Daniel Dafoe novel?
Answer: robinson crusoe

Problem: The International Curling Championships have been won the most times by which country?
Answer:
canada