32% knows the answer to this question: "I'm a rocker from New Jersey who made "Born in the U.S.A." and is known as "The Boss". Who am I? "

And do you know the answer to this one? "Which organ of the body secretes insulin?"

49% knows the answer to this question: "Opened in 1983, the Seikan Tunnel connected the islands of Honshu and Hokkaido in which country? "

And do you know the answer to this one? "How many fingers would four people have on their hands combined?"

77% knows the answer to this question: "If you were lying on Copacabana Beach, which B would you be in? "

And do you know the answer to this one? "In what U.S. state can you visit the Everglades?"

31% knows the answer to this question: "What is 17 times 7? "

And do you know the answer to this one? "What is the US state capital of Tennessee?"

30% knows the answer to this question: "What is 567 take away 65? "

And do you know the answer to this one? "What is a fifth of 40?"

46% knows the answer to this question: "What was the name of the hurricane which hit the US Gulf Coast in August 2005? "

And do you know the answer to this one? "Founded in the 1970s, OPEC was a trade organisation for which industry?"

75% knows the answer to this question: "What is forty times forty? "

And do you know the answer to this one? "How many in a half century?"

65% knows the answer to this question: "Luciano Pavarotti is known for being which one of the following? "

And do you know the answer to this one? "Before electricity, how were Christmas trees lighted?"

50% knows the answer to this question: "In 2012, which country held its first election following the death of Muammar Gaddafi? "

And do you know the answer to this one? "Who sung "These Boots Are Made For Walking"? "

50% knows the answer to this question: "How did John Lennon die? "

And do you know the answer to this one? "What colour went before death in the name of medieval plagues?"

93% knows the answer to this question: "Which of the following is a model of the earth? "

And do you know the answer to this one? "The City That Never Sleeps' is a nickname for which US city?"

88% knows the answer to this question: "What is 17 plus 54? "

And do you know the answer to this one? "Which car company started producing a model called Fiesta in 1976?"