51% knows the answer to this question: "What does the saying "We'll kill two birds with one stone" mean? "

And do you know the answer to this one? "On which country did the USA drop two atomic bombs at the end of World War II?"

54% knows the answer to this question: "What's the name of Barack Obama's wife? "

And do you know the answer to this one? "At a 1998 conference, what single currency did 12 European nations agree to adopt?"

46% knows the answer to this question: "He's the apple of my eye, means what? "

And do you know the answer to this one? "Which country should you visit if you want to see the Everglades and the Empire State Building?"

88% knows the answer to this question: "A West Virginia farmhand developed the Golden Delicious in 1912. What is it? "

And do you know the answer to this one? "The English Channel separates England from which other European country?"

72% knows the answer to this question: "John Luther Jones of Cayce, Kentucky, has a special place in railway lore. By what name is he better known? "

And do you know the answer to this one? "What acid both cramps your muscles and makes milk go bad?"

47% knows the answer to this question: "In what year did these events happen: prohibition begins in the U.S; the League of Nations is established; and women are granted the right to vote in the U.S? "

And do you know the answer to this one? "Ned Kelly was an outlaw from which country?"

48% knows the answer to this question: "What is the official language of the France? "

And do you know the answer to this one? "New Delhi is the capital of which country?"

31% knows the answer to this question: "Giacomo Justerini moved from Bologna to London because of his love for an opera singer. What present-day whiskey brand did he found? "

And do you know the answer to this one? "In which film did Robert Redford play alongside Barbara Streisand?"

71% knows the answer to this question: "Safety glass on new car windscreens became compulsory in the UK in which year? "

And do you know the answer to this one? "A sarcophagus was the ancient Egyptian equivalent of a modern-day what?"

80% knows the answer to this question: "What are Oxford and Cambridge very famous for in England? "

And do you know the answer to this one? "The tagline, "This summer, Prince Akeem discovers America.", comes from which 1988 movie?"

93% knows the answer to this question: "Where would you find the fictional Dracula's castle? "

And do you know the answer to this one? "Which Beatle was murdered outside his New York apartment block in 1980?"

88% knows the answer to this question: "Which desert is the world's largest, so much so that it includes the Libyan Desert and Nubian Desert? "

And do you know the answer to this one? "Which moorland shrub is said to bring good luck?"