In old American slang, 50 cents is how many "bits"?

A 50-foot-tall, metal-eating, talking robot befriends a boy in which 1999 animated film? The 5000, A4 and A8 are models from which German automaker? 5,000 photos of which London landmark, home of the Crown Jewels, were taken for the video game "Traitors Gate"? Ames, with the ZIP code 50010, is in which Midwestern state? Thanks to a Disney TV hero, what fuzzy piece of frontier headwear became a craze among American kids in the mid-1950s? Carey Kefauver, the Tennessee senator famous for his 1950s hearings on organized crime, was better known by which middl… Which 1950s TV puppet was the subject of a 1999 custody battle between the Detroit Institute of Arts and its owner's he… Lake Assal, about 500 feet below sea level, is the lowest point on which continent?