50% knows the answer to this question: "Who was Confucius? "

And do you know the answer to this one? "Which nurse tended soldiers in the Crimean War?"

92% knows the answer to this question: "Of which country was Ronald Reagan president in the 1980s? "

And do you know the answer to this one? "Raymond Burr famously portrayed which television character?"

30% knows the answer to this question: "Where was Queen Elizabeth II crowned? "

And do you know the answer to this one? "Which historical figure was a prince of Bismarck?"

37% knows the answer to this question: "Queen Beatrix abdicated as Queen of which country in 2013? "

And do you know the answer to this one? "A prison fire killed 300 people in what Central American country in 2012?"

72% knows the answer to this question: "What country is made up of 3,000 islands, the largest being Honshu, Hokkaido, Kyushu and Shikoku? "

And do you know the answer to this one? "Which part of the UK is traditionally identified with tartan?"

56% knows the answer to this question: "What is the state capital of New Mexico? "

And do you know the answer to this one? "A small horseshoe-shaped body of water along a coast is known as a what?"

39% knows the answer to this question: "As of 2013, the tallest building in the world, the Burj Khalifa, is in which country? "

And do you know the answer to this one? "Which is the longest river wholly in England?"

36% knows the answer to this question: "What is the highest mountain in Japan? "

And do you know the answer to this one? "You can find Great Salt Lake at which location?"

35% knows the answer to this question: "Britain's Stonehenge is called a megalith because it is made of what? "

And do you know the answer to this one? "Which of these crops was one of the biggest exports of Jamaica?"

75% knows the answer to this question: "Where did the Romans go to socialize and bathe? "

And do you know the answer to this one? "Sparta, Athens and Crete are all cities of which ancient empire?"

89% knows the answer to this question: "In 1994, which country became linked to mainland Britain by an under-the-sea tunnel? "

And do you know the answer to this one? "In 1990, what was launched aboard Space Shuttle Discovery?"

71% knows the answer to this question: "In what year did France and Britain declare war on Germany? "

And do you know the answer to this one? "It took Britain only 42 days to take back the Falkland Islands in 1982, from what country?"