80% knows the answer to this question: "What was the name of the famous 1990s space telescope? "

And do you know the answer to this one? "In 1959, which island group became the 50th state of the United States?"

49% knows the answer to this question: "Which U.S. President was forced to resign as a result of the Watergate scandal? "

And do you know the answer to this one? "In ancient Rome, what value was X?"

77% knows the answer to this question: "What animal has the biggest ears, even though they have more to do with keeping it cool than hearing better? "

And do you know the answer to this one? "What song hit #1 in 1964 by Roy Orbison?"

81% knows the answer to this question: "According to color theory, what is the name given to a color which is neither warm nor cool? "

And do you know the answer to this one? "What shape is the Washington, D.C. Department of Defense headquarters which opened in 1943?"

38% knows the answer to this question: "Rogers and Hammerstein had a hit 50s musical about the south of which ocean? "

And do you know the answer to this one? "What film starred Humphrey Bogart as Charlie Allnut?"

37% knows the answer to this question: "What animal is a meat-eating, freshwater fish? "

And do you know the answer to this one? "What is 0.88 as a percentage?"

69% knows the answer to this question: "What is twice 35, plus 30? "

And do you know the answer to this one? "Martha bought a banana for 55p. How much change did she get from her £1 coin?"

79% knows the answer to this question: "Redwood is a shade of which color? "

And do you know the answer to this one? "Which word used for a press photographer originated in the 60s?"

81% knows the answer to this question: "In what US state can you visit the Everglades? "

And do you know the answer to this one? "Which of the following Presidents died in the state of Texas?"

88% knows the answer to this question: "What is 97 plus 32? "

And do you know the answer to this one? "What is added to 56 to make 99?"

30% knows the answer to this question: "What does the abbreviation C.I.A. stand for? "

And do you know the answer to this one? "Spaghetti and pizza are foods originating from which country?"

82% knows the answer to this question: "What do city trucks spread on roads to melt ice? "

And do you know the answer to this one? "Brussels is in which European country?"