90% knows the answer to this question: "Who crashed flying over the Pacific Ocean? "

And do you know the answer to this one? "What city's current name is believed to have come from the Korean word for "capital city", "Seorabeol"?"

60% knows the answer to this question: "What piece of equipment protects a football player's face from injury? "

And do you know the answer to this one? "Jerk seasoning is associated with which Caribbean island?"

61% knows the answer to this question: "What is water stored beneath the surface of the Earth called? "

And do you know the answer to this one? "What political office did Ronald Reagan hold before his 1980 election to the U.S. Presidency? "

61% knows the answer to this question: "Who sang the famous song "Chances Are" (1957)? "

And do you know the answer to this one? "Who sang the famous song "I Want To Walk You Home" (1959)?"

63% knows the answer to this question: "The Louvre gallery opened in which city in 1737? "

And do you know the answer to this one? "What politician did John Hinckley, Jr. try to assassinate outside the Washington Hilton Hotel on March 30, 1981?"

47% knows the answer to this question: "The definition of "a large dose given all at once" best fits which medical term? "

And do you know the answer to this one? "In 122 A.D. a Roman emperor began building a wall across the north-west of England to mark the limits of the Roman Empire. Who was he?"

78% knows the answer to this question: "What is the EPA? "

And do you know the answer to this one? "The Great Barrier Reef lies off the coast of which of these countries?"

34% knows the answer to this question: "When Christopher Columbus first landed in Jamaica in 1494, who claimed it as a territory? "

And do you know the answer to this one? "Which of these is not an event in a gymnastic competition?"

48% knows the answer to this question: "Who sang the famous song "Lady Madonna" (1968)? "

And do you know the answer to this one? "Who sang the famous song "Memphis" (1964)?"

71% knows the answer to this question: "Which of these men led the Soviet Union? "

And do you know the answer to this one? "The 1922 discovery of whose tomb increased Egyptian influence in 1920's fashion?"

64% knows the answer to this question: "In what city can you watch one of the annual summer Proms concerts at the Royal Albert Hall? "

And do you know the answer to this one? "What is the medical name for swelling of the brain?"

50% knows the answer to this question: "Tempera, oil and acrylic are all types of what? "

And do you know the answer to this one? "How many lungs does the average mammal have?"