32% knows the answer to this question: "What is the name for disturbed sleep after a long flight? "

And do you know the answer to this one? "Which body system fights off disease?"

71% knows the answer to this question: "Complete the The Archies hit song title, "..., Sugar"? "

And do you know the answer to this one? "Which branch of medicine is concerned with the central nervous system?"

71% knows the answer to this question: "Which 50s star was born as Doris Mary Ann Kappelhoff? "

And do you know the answer to this one? "Which music term matches "the area in front of the stage where the orchestra sits"?"

41% knows the answer to this question: "What was the name of the woman that President Clinton was alleged to have 'personal indiscretions' with? "

And do you know the answer to this one? "Who sang the famous song "Help!" (1965)? "

40% knows the answer to this question: "In 1994, who was elected the first black President of South Africa? "

And do you know the answer to this one? "What did a cutler sell?"

50% knows the answer to this question: "Which of the following breakfasts has the most nutritional value? "

And do you know the answer to this one? "What is the cooking technique where you ignite a sauce or other liquid so that it flames?"

80% knows the answer to this question: "Which of these is a natural response to a change in temperature for a black bear? "

And do you know the answer to this one? "The role of Harry Potter is played by who?"

33% knows the answer to this question: "What country's tallest structure the Sydney Tower, opened to the public in September 1981? "

And do you know the answer to this one? "What Cold War landmark was dismantled on November 11, 1989?"

41% knows the answer to this question: "Who is usually the chief executive official of a town or city? "

And do you know the answer to this one? "Which famous actress did Richard Burton marry twice?"

66% knows the answer to this question: "In what European country is the city of Marseille? "

And do you know the answer to this one? "The Sears Tower and the Aon Center are tall buildings in which US city?"

87% knows the answer to this question: "What country's great wall runs about 4,000 miles from Shanhaiguan in the east to Lop Nur in the west? "

And do you know the answer to this one? "I am one of the greatest golfers in the history of Japan. Who am I ?"

39% knows the answer to this question: "The first time a woman flew across the Atlantic was in 1928, when she was a passenger on the plane. Later, in 1932, she did it again, this time she was the pilot. "

And do you know the answer to this one? "What does "neutron" mean?"