40% knows the answer to this question: "What is one of the main crops grown in Vietnam? "

And do you know the answer to this one? "What is the word that denotes something made to enclose a picture or a mirror?"

88% knows the answer to this question: "If you are from Switzerland, you are known as what? "

And do you know the answer to this one? "Trafalgar Square is known for having lots of what type of animal?"

34% knows the answer to this question: "In 1865, the New York Stock Exchange opened on which street? "

And do you know the answer to this one? "What is the most bustling square in New York?"

52% knows the answer to this question: "Finish this line of The Who lyrics: "People try to put us down - Talkin' 'bout my ___________". "

And do you know the answer to this one? "Is a fiddle a wind, string, percussion or keyboard instrument?"

30% knows the answer to this question: "The type of plaster used to set broken bones is named after which European city? "

And do you know the answer to this one? "What is the world's highest mountain? "

63% knows the answer to this question: "What type of film is "Kung Fu Panda 2"? "

And do you know the answer to this one? "Which movie is about a bored married couple surprised to learn that they are both assassins?"

54% knows the answer to this question: "Director John Ford and John Wayne's Rooster Cogburn character both had what disability? "

And do you know the answer to this one? "What semi-precious stone did the Chinese associate with so many human virtues that they carved it for ritual and decorative purposes?"

50% knows the answer to this question: "World War I officially ended with the signing of what treaty on June 28, 1919? "

And do you know the answer to this one? "Dmitri of the Don replaced the wooden walls of what city's Kremlin with stone ones?"

56% knows the answer to this question: "Which of these peoples once ruled over Norway? "

And do you know the answer to this one? "What continent did most of the fighting take place in World War I?"

41% knows the answer to this question: "Twenty-two months of negotiation and the 1998 Good Friday Agreement ended violence in what nation? "

And do you know the answer to this one? "To what does "orthopedic" relate?"

83% knows the answer to this question: "Edmund Hillary and Tenzing Norgay were the first people to reach the top of which mountain? "

And do you know the answer to this one? "What mountain, the world's second highest, is in the Karakoram Range, in disputed Kashmiri territory?"

94% knows the answer to this question: "Parts of the movie "Lara Croft: Tomb Raider" were shot in what African country? "

And do you know the answer to this one? "Which European city has the largest Roman amphitheatre in the world?"