74% knows the answer to this question: "Princess Diana and Prince Charles had their first child in 1982. What is his name? "

And do you know the answer to this one? "Manuel II was the last monarch of which nation?"

93% knows the answer to this question: "The medical term "prognosis" is best defined as? "

And do you know the answer to this one? "The Kievan Rus were overwhelmed by the Golden Horde, which included what Turkic people, who share their name with both a sauce that's tasty on fish, as well as with the hard stuff that builds up on your teeth, if you don't brush afterward. What is it?"

81% 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? "14th July is National Day in which country?"

51% knows the answer to this question: "Which of the following art movements is characterised by a fascination with pop culture? "

And do you know the answer to this one? "What war did Muhammad Ali famously refuse to fight in?"

34% knows the answer to this question: "What nickname is given to the Santa Clara valley in California? "

And do you know the answer to this one? "60% of the batteries used in Apple products are made where?"

58% knows the answer to this question: "In which country is the Copenhagen Airport located? "

And do you know the answer to this one? "What powerful king of the Huns was nicknamed the scourge of God?"

79% knows the answer to this question: "Who had the hit 60's song "Mrs. Robinson" on Columbia? "

And do you know the answer to this one? "Tom Cruise and Kelly McGillis star in what film about the life of a US Navy pilot in training?"

77% knows the answer to this question: "Who was Florence Nightingale? "

And do you know the answer to this one? "Fight fire with ..."

37% knows the answer to this question: "About two-thirds of the African slaves brought to the New World ended up on plantations to satisfy European demand for glucose (C6O6H12). Which of these products is glucose? "

And do you know the answer to this one? "Which is the most populated city in the US?"

78% knows the answer to this question: "What was the first name of Mr Jobs, who incorporated Apple Computer in 1977? "

And do you know the answer to this one? "'Othello' was a play written by which historical figure?"

85% knows the answer to this question: "Which nationality does Egg Foo Young belong to? "

And do you know the answer to this one? "What rhizome of what plant, Zingiber officinale, is especially good at treating nausea caused by seasickness, morning sickness and chemotherapy?"

70% knows the answer to this question: "Which bird is most associated with the Antarctic? "

And do you know the answer to this one? "Which fruit is traditionally "bobbed for"?"