89% knows the answer to this question: "In which capital city was the Tower Bridge erected? "

And do you know the answer to this one? "What do you hear when a Mach cone passes by?"

78% knows the answer to this question: "The artist born Salvador Domenec Felip Jacint Dali Domenech is better known as what? "

And do you know the answer to this one? "In "The Interpreter," Nicole Kidman's character says that she stumbled on a plot to kill President Zuwanie, the iron fist ruler of Matobo, a fictional nation in what part of the world?"

52% knows the answer to this question: "Which bestseller is about murder clues left at the Louvre? "

And do you know the answer to this one? "Where would you find your Achilles tendon?"

35% knows the answer to this question: "Whose famous tomb was opened in Egypt in 1922? "

And do you know the answer to this one? "Which form of transportation was invented first?"

39% knows the answer to this question: "Who sang the famous song "Sunny Afternoon" (1966) ? "

And do you know the answer to this one? "Who sang the famous song "Non Je Ne Regrette Rien" (1961) ?"

35% knows the answer to this question: "What is an electrical tracing of the heartbeat or heart rhythm called? "

And do you know the answer to this one? "What is damage to the brain called, in a medical context?"

90% knows the answer to this question: "In what city was John F. Kennedy assassinated? "

And do you know the answer to this one? "What historic car company formed in 1903?"

58% knows the answer to this question: "During which Civil War did the 'Battle of Memphis' take place? "

And do you know the answer to this one? "Where would you find such major cities as Delhi, Chennai and Lucknow?"

45% knows the answer to this question: "What shape is the Washington, D.C. Department of Defense headquarters which opened in 1943? "

And do you know the answer to this one? "What is the only country bordering Vatican City?"

87% knows the answer to this question: "Who recorded the hit single "America" in 1981? "

And do you know the answer to this one? "Who sang about a land "Down Under"?"

75% knows the answer to this question: "Which raw material is used to make plastic? "

And do you know the answer to this one? "What music genre is most often associated with Jay-Z?"

53% knows the answer to this question: "What would you call "a sense of tiredness and losing stamina"? "

And do you know the answer to this one? "Which is not a contagious illness?"