90% knows the answer to this question: "What "potato" is actually in the morning glory family and isn't a potato at all? "

And do you know the answer to this one? "If you want to make scotch, what should you age for three years in oak casks?"

50% knows the answer to this question: "Where is the infamous American base on Cuba where terrorists and terrorist suspects are held located? "

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

61% knows the answer to this question: "Indochinese, Sumatran and Bengal are all types of what? "

And do you know the answer to this one? "Which major city in the UK is represented by the postcode 'B'?"

67% knows the answer to this question: "What number came after "Catch" in the title of a popular Joseph Heller novel? "

And do you know the answer to this one? "What is compressed burned wood used for drawing called?"

48% knows the answer to this question: "... is certain but death and taxes "

And do you know the answer to this one? "Which country's government is communist?"

72% knows the answer to this question: "What is 70 minus 29? "

And do you know the answer to this one? "Which country lies directly to the south of Egypt?"

68% knows the answer to this question: "What is the liquid component of blood known as? "

And do you know the answer to this one? "What kind of cheese is usually found on pizza?"

35% knows the answer to this question: "Who sang the famous song "Lust For Life" (1977) "

And do you know the answer to this one? "Who sang the famous song "Legs" (1985)"

73% knows the answer to this question: "Which former Boomtown Rats singer was cast as a rocker going insane in the movie "The Wall"? "

And do you know the answer to this one? "What country is formally known as Persia until 1935?"

46% knows the answer to this question: "What causes the blueness in blue vein cheese? "

And do you know the answer to this one? "Focaccia al Rosmarino is a food item of what type of cuisine?"

73% knows the answer to this question: "First flown in 1936 in Germany, what was the Hindenburg? "

And do you know the answer to this one? "The Roman Empire was centered in which present-day country?"

57% knows the answer to this question: "What is the missing word: If ... were horses, beggars would ride "

And do you know the answer to this one? "Which country is Saint Helier the capital of?"