86% knows the answer to this question: "What is the first name of Ryan O'Neal's daughter, once married to John McEnroe? "

And do you know the answer to this one? "IKEA originated in which European country?"

92% knows the answer to this question: "What natural resource was first discovered in Iran in 1909? "

And do you know the answer to this one? "Who paid Soul Train dancers Geron "Casper" Candidate and Cooley Jackson to teach him the Moonwalk, which he refined for a Motown appearance?"

61% knows the answer to this question: "What country borders Namibia, Botswana, Zimbabwe, Mozambique, Swaziland, and Lesotho? "

And do you know the answer to this one? "On which continent would you find the South Pole?"

63% knows the answer to this question: "What is added to 56 to make 99? "

And do you know the answer to this one? "What group made the chorus-free 1975 song 'Bohemian Rhapsody'?"

79% knows the answer to this question: "The seventh and final instalment of what popular book series was released on July 21, 2007? "

And do you know the answer to this one? "Who invaded England in 1066?"

36% knows the answer to this question: "Which celebrity bride got married twice in a bikini? "

And do you know the answer to this one? "Navel oranges are easy to eat because they have no what?"

50% knows the answer to this question: "Which of these characters does not represent Rice Krispies? "

And do you know the answer to this one? "Which planet is named for the Roman goddess of love?"

83% knows the answer to this question: "Where would you find Earth's longest river, the Nile? "

And do you know the answer to this one? "What was the first name of 1960s TV journalist Frost?"

60% knows the answer to this question: "It's only done to treat really extreme cases of epilepsy, but half of something is removed in a hemispherectomy. What? "

And do you know the answer to this one? "What sport did astronaut Alan Shepard play on the moon in 1971?"

59% knows the answer to this question: "What street in New York is famous all over the world for its many theatres? "

And do you know the answer to this one? "Egyptian sphinxes have the head of a ram or a person and the body of what animal?"

61% knows the answer to this question: "In golf, what is the "apron"? "

And do you know the answer to this one? "The Leaning Tower is in which Italian city?"

43% knows the answer to this question: "On what island did reggae supersede calypso in the 1970s, despite its radically political and religious Rastafarian connections? "

And do you know the answer to this one? "Which famous astronomer was born in Pisa in Italy in 1564?"