Bill Gates is one of the most recognizable people in the world, and his Bill and Melinda Gates Foundation is one of the nation's pre-eminent charitable organizations. But how much do you know about Gates? Test your knowledge with this quiz.
Bill Gates graduated in this year from Harvard University.
One of Bill Gates' favorite teachers taught which subject?
Bill Gates became a billionaire at what age?
Bill Gates got this score on the SAT (using the old 1600-point scale).
As a boy, Bill Gates dabbled in playing which instrument?