49% knows the answer to this question: "Aristotle Onassis founded Olympic Airlines in which country in the 50s? "

And do you know the answer to this one? "Which is a heavy, precious, non-corroding, greyish-white metal that is used in jewellery making?"

46% knows the answer to this question: "What European capital city was once two different towns, one on either side of the Spree River and became two cities again centuries later, when the Communists building a wall around the western half? "

And do you know the answer to this one? "When he said, "I am not a crook," who was talking about a personal finance scandal, not about Watergate?"

34% knows the answer to this question: "Who sang the famous song "Radio Radio" (1977)? "

And do you know the answer to this one? "Who sang the famous song "Hit The Road Jack" (1961)? "

46% knows the answer to this question: "What was Elvis Presley's nationality? "

And do you know the answer to this one? "What is a fiction book?"

82% knows the answer to this question: "What are the "Big Dipper" and "Orion" examples of in the night sky? "

And do you know the answer to this one? "A bar has 18 staff during the week, and takes on a third more at weekends. How many people work on a Saturday?"

63% knows the answer to this question: "What is Spain's second city? "

And do you know the answer to this one? "The Isle of Man TT is a famous race for what type of vehicles?"

54% knows the answer to this question: "'Come on down!' "

And do you know the answer to this one? "'You rang?'"

74% knows the answer to this question: "Roger Miller sang that he was king of the what in the 60s? "

And do you know the answer to this one? "Carl Douglas had a 1975 hit about which type of martial art fighting?"

61% knows the answer to this question: "What is the name of Hormel's tinned processed pork product, which made its debut in 1936? "

And do you know the answer to this one? "The very first art, drawn in dirt and wax, was found on the inner walls of what?"

61% knows the answer to this question: "The skin of an animal with the fur or hair still on it is known as what? "

And do you know the answer to this one? "What is the classification of a sloth?"

93% knows the answer to this question: "What is the missing word: Give a ... a fish and you feed him for a day. Teach a ... to fish and you feed him for a lifetime "

And do you know the answer to this one? "How many thieves are in Ali Baba's story in "1001 Arabian Nights"?"

63% knows the answer to this question: "Lance Armstrong won titles in which sport before being exposed as a cheat? "

And do you know the answer to this one? "Who was the famed Italian violin maker that died in 1737?"