49% knows the answer to this question: "The African and Sumatran species have two horns; the Indian and Javan species have just one. What animals are we discussing? "

And do you know the answer to this one? "What city was most closely associated with red, double decker Routemaster busses?"

30% knows the answer to this question: "The Achaeans lived on northern coast of the Peloponnesus Peninsula in what present-day country? "

And do you know the answer to this one? "What war front did the German Army open by first invading Luxembourg and Belgium?"

59% knows the answer to this question: "What sort of cheese is known for having big holes in it? "

And do you know the answer to this one? "What is the place where projectors are used to show the night sky?"

62% knows the answer to this question: "Large purple birthmarks are named after which alcoholic drink? "

And do you know the answer to this one? "Who sang the famous song "Der Weg" (2002)"

70% knows the answer to this question: "What kind of food is "burgoo"? "

And do you know the answer to this one? "Purple haze all in my brain is the first line of a classic song by what band?"

68% knows the answer to this question: "Who succeeded Neville Chamberlain as British Prime Minister? "

And do you know the answer to this one? "What does GATT stand for?"

35% knows the answer to this question: "Who was the editor-in-chief & founder of the Wikileaks website? "

And do you know the answer to this one? "What was the code name for the invasion of Normandy by the Allies?"

77% knows the answer to this question: "What critters don't get caught in their own webs because they have hard, slippery bristles at the ends of their legs that act as runners on the web strands? "

And do you know the answer to this one? "From 1963 to 1973, what did the Board of Geographic Names call Cape Canaveral?"

77% knows the answer to this question: "What word means "pertaining to medical care"? "

And do you know the answer to this one? "What form of currency (money) is used in Italy? "

63% knows the answer to this question: "The famous boating area known as the Broads is in which English county? "

And do you know the answer to this one? "Who is a 'Material Girl'?"

87% knows the answer to this question: "When all the fat is removed from milk, it is called what? "

And do you know the answer to this one? "Who recorded the hit single "Mandy" in 1975?"

87% knows the answer to this question: "Which car company launched the Mustang model in 1964? "

And do you know the answer to this one? "Knowing that there were many wrong things in the calculation of mathematical tables, he wanted to find a way to calculate them mechanically, removing errors made by humans."