51% knows the answer to this question: "Which word means to form a mental picture of something? "

And do you know the answer to this one? "What is artwork formed from the joining of fragments of cloth, magazines and other objects called?"

79% knows the answer to this question: "What is the largest bird that cannot fly, but runs very quickly? "

And do you know the answer to this one? "What was the name of the entrepreneur who launched Playboy magazine in 1953?"

77% knows the answer to this question: "What means of transportation is typically yellow in New York City, but black in London? "

And do you know the answer to this one? "What is the basic unit of function and structure in living organisms?"

81% 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?"

46% 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?"

88% 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"?"

30% 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)? "

92% 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?"

36% 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?"

56% 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?"

70% 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?"