89% knows the answer to this question: "In what city was John F. Kennedy assassinated? "

And do you know the answer to this one? "In 1978, Robert K. Jarvik was credited with which invention/discovery?"

88% knows the answer to this question: "In what country was the first Olympiad held? "

And do you know the answer to this one? "Who is Tony Blair?"

51% knows the answer to this question: "Who invented the telephone? "

And do you know the answer to this one? "On what Japanese cities did the U.S. drop atomic bombs in 1945?"

89% knows the answer to this question: "The semicircular canals in what part of the body respond to the movement of your head to help you maintain your balance? "

And do you know the answer to this one? "What kind of astronomical body is officially known as IP/Halley?"

32% knows the answer to this question: "What is the name for leather with a napped, fuzzy finish? "

And do you know the answer to this one? "What is the missing word: All is .... in love and war"

83% knows the answer to this question: "Which of these animals is a rodent commonly found in urban neighbourhoods? "

And do you know the answer to this one? "If Phil works 50 weeks each year and earns $900 per week, what is his annual salary?"

93% knows the answer to this question: "Common North American varieties include the Burbank Russet and the Yukon Gold, while common British varieties include the Maris Piper, King Edwards and Golden Wonder. What is it? "

And do you know the answer to this one? "From What disease did the Romantic poet John Keats die?"

45% knows the answer to this question: "What is the liquid in your mouth that helps soften food called? "

And do you know the answer to this one? "What animal starts out life as a tadpole?"

64% knows the answer to this question: "Who likes his martinis shaken, not stirred, even though some aficionados know that this bruises the vodka? "

And do you know the answer to this one? "For many of us, the morning just isn't right until we've had a shot of C8H10N4O2, also called trimethylxanthine. What is this?"

59% knows the answer to this question: "Red sky in morning, sailors take what? "

And do you know the answer to this one? "What are escargots?"

87% knows the answer to this question: "What word describes those little frozen raindrops that seem to bounce? "

And do you know the answer to this one? "By what name is Beijing kao ya better known in the West?"

54% knows the answer to this question: "What piece of material attracts iron and some other metals? "

And do you know the answer to this one? "What spotted dog is named for a narrow strip of Croatian land, which was once part of the Greek colony of Illyria?"