76% knows the answer to this question: "Famous American rock 'n roll singer and is widely known for popularisering many dance styles including the twist dance style. "

And do you know the answer to this one? "American-born singer also referred to as The Queen of Rock 'n' Roll."

40% 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?"

45% 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?"

44% 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?"

43% 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?"

92% 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?"

75% 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?"

31% 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?"

43% 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?"

75% 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'?"

64% 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?"

90% 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"