88% knows the answer to this question: "What does the 'sat' stand for in 'sat nav'? "

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87% knows the answer to this question: "What English author wrote "The Canterbury Tales"? "

And do you know the answer to this one? "In which decade did Hawaii and Alaska become states of the American Union?"

42% knows the answer to this question: "What is Angel on TV's "Buffy the Vampire Slayer"? "

And do you know the answer to this one? "On "Two and a Half Men", who is Charlie's neighbour?"

92% knows the answer to this question: "Which beer is typically both the darkest and the strongest? "

And do you know the answer to this one? "Which type of pasta is shaped like a corkscrew?"

80% knows the answer to this question: "How do we call the Friday before Easter? "

And do you know the answer to this one? "How do most Christians refer to the week before Easter?"

39% knows the answer to this question: "Who first patented the Kodak box camera? "

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72% knows the answer to this question: "What computer symbol is used to convey emotion? "

And do you know the answer to this one? "Complete this famous Coldplay song 'Viva _______'."

75% knows the answer to this question: "What is the official language of North Korea? "

And do you know the answer to this one? "The Drachma was the former currency of which country?"

93% knows the answer to this question: "The "Mona Lisa" is considered what "style" of art? "

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53% knows the answer to this question: "What was the most important celestial object for the Aztecs? "

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87% knows the answer to this question: "How many miles long is the Indianapolis 500 car race? "

And do you know the answer to this one? "Which is the name of the Manchester United soccer team?"

57% knows the answer to this question: "What colony did the French divide into Cochin China in the south, Annam in the center and Tonkin in the north? "

And do you know the answer to this one? "What year did the Hindenburg disaster occur?"