93% knows the answer to this question: "Which director's marriage ended in 1992 when he had an affair with his wife's adopted daughter? "

And do you know the answer to this one? "The Longhair cat breed shares its alternate name with what ancient empire?"

35% knows the answer to this question: "Popeye to the contrary, an 1870 German study misplaced a decimal, and reported that what vegetable has 10 times the iron content it actually does? "

And do you know the answer to this one? "In which country is the city of Calgary?"

63% knows the answer to this question: "Which of these famous philosophers is Greek? "

And do you know the answer to this one? "A burrito is included in which cuisine?"

61% knows the answer to this question: "What type of animal is a guppy? "

And do you know the answer to this one? "In what city is Macy's Thanksgiving Day Parade held?"

83% knows the answer to this question: "Riverdance and Lord of the Dance highlighted which country's dance traditions? "

And do you know the answer to this one? "He died in 1965, but he and his daughter won the 1991 Grammy for Best Record anyway. Who is he?"

91% knows the answer to this question: "One of these is a real city, which one? "

And do you know the answer to this one? "The Lakota called it Six Grandfathers. The Americans named it for businessperson and lawyer Charles Rushmore. What was it?"

36% knows the answer to this question: "What is a young stallion called? "

And do you know the answer to this one? "A ripe watermelon has a rind that is what color?"

93% knows the answer to this question: "People of the Maasai tribe of Kenya traditionally make jewellery and pierce what body parts? "

And do you know the answer to this one? "Who invented a system of raised dots, allowing blind people to read?"

66% knows the answer to this question: "Which "K" is the highest peak in Africa? "

And do you know the answer to this one? "What song features the line, 'I've been with you such a long time, you're my sunshine'?"

35% knows the answer to this question: "In which city was President John F Kennedy assassinated in 1963? "

And do you know the answer to this one? "Home to John Denver and Hunter S Thompson, what Colorado ski resort was named for the local trees?"

60% knows the answer to this question: "Which company is behind the Windows operating system? "

And do you know the answer to this one? "Every stick has ... ends"

59% knows the answer to this question: "What would you call a small, colourful, brush-tongued parrot from Australia? "

And do you know the answer to this one? "In all, 26 mostly Catholic Irish counties are in the Republic of Ireland. But the mostly Protestant six of Ulster's nine counties are controlled by what nation?"