63% knows the answer to this question: "What do farmers called chopped feed and grain, found in airtight silos? "

And do you know the answer to this one? "In what country was the famous artist Leonardo da Vinci born?"

51% knows the answer to this question: "2012 marked the one-year anniversary of the death of which terrorist leader? "

And do you know the answer to this one? "In India, the enormous, beautiful tomb of Shah Jahan's wife is called what? "

78% knows the answer to this question: "What branch of chemistry is concerned with the chemistry of living organisms? "

And do you know the answer to this one? "Which of these devices would you most likely use to listen to music?"

86% knows the answer to this question: "Anne Sheridan and Ronald Reagan were purportedly the original choices for the Bogart and Bergman roles in what movie? "

And do you know the answer to this one? "Robert Hunt painted his son William fishing off a crescent moon, and this became what movie company's logo?"

64% knows the answer to this question: "The Cape Colony's chief gemologist said that Schalk van Niekerk's diamond was just a pebble. Where was he? "

And do you know the answer to this one? "What country is directly to the north of Vietnam?"

43% knows the answer to this question: "A chateau is most associated with which country? "

And do you know the answer to this one? "LAX is an airport in which city?"

54% knows the answer to this question: "Napoleon Bonaparte was emperor of which country? "

And do you know the answer to this one? "Saddam Hussein was the President of which country?"

56% knows the answer to this question: "What did a confectioner make? "

And do you know the answer to this one? "What was the surname of Sugar Ray, a 1958 boxing champion?"

60% knows the answer to this question: "How does insulin travel around the body? "

And do you know the answer to this one? "Who was the first President of the Russian Federation, serving from 1991 to 1999?"

64% knows the answer to this question: "Which of these is smallest? "

And do you know the answer to this one? "I'm a horror writer from Maine who wrote "It", "Under the Dome", and "The Dark Tower". Who am I?"

49% knows the answer to this question: "Which of these was a German naval vessel? "

And do you know the answer to this one? "What nationality was Archimedes, the famous mathematician?"

48% knows the answer to this question: "Which figure sits at the center of the table in Leonardo da Vinci's "The Last Supper"? "

And do you know the answer to this one? "In which country could you take a rail trip on the Tokaido Shinkansen line?"