91% knows the answer to this question: "Which number is most commonly considered unlucky? "

And do you know the answer to this one? "If you walk two miles in the morning and three miles in the afternoon, how many miles did you walk?"

91% knows the answer to this question: "The bones around your chest that protect organs such as the heart are called what? "

And do you know the answer to this one? "What is the more common name for acid reflux?"

44% knows the answer to this question: "What is the term for removing lumps from liquid by passing through paper? "

And do you know the answer to this one? "Which golf term is defined as "a club with a metal head"?"

65% knows the answer to this question: "What is an adjective that describes buildings designed to be people's homes? "

And do you know the answer to this one? "In 1536, which Argentinean city was founded by Pedro de Mendoza?"

81% knows the answer to this question: "Who had a hit with a cover of Hank Ballard's R&B hit "The Twist"? "

And do you know the answer to this one? "What is the name of the oil rich state in the Middle East?"

50% knows the answer to this question: "Which historical figure was the founder of modern nursing? "

And do you know the answer to this one? "Which of these was the name of a mail delivery service in USA?"

90% knows the answer to this question: "What animal is a white domestic chicken? "

And do you know the answer to this one? "Which animal is a large bird of prey?"

95% knows the answer to this question: "After whom was the US capital Washington, D.C. named? "

And do you know the answer to this one? "If seven people from a class of 30 are absent, how many students are present?"

66% knows the answer to this question: "Antarctica is the only continent completely covered in what? "

And do you know the answer to this one? "What is a a third of 39?"

46% knows the answer to this question: "Palace of Versailles is in which country? "

And do you know the answer to this one? "Which language is spoken in Cuba?"

88% knows the answer to this question: "Two Libyan agents bombed Pan Am Flight 103, which came down on Sherwood Crescent in Lockerbie in 1988. Where is this? "

And do you know the answer to this one? "Which country invaded the Falkland Islands in 1982?"

46% knows the answer to this question: "In the nursery rhyme "Hey Diddle Diddle", who had a fiddle? "

And do you know the answer to this one? "Which breed of dog featured in 50s style prominently, both on skirts and in hairstyles?"