55% knows the answer to this question: "What was the first name of Ms Cogan, a 1950s British singer? "

And do you know the answer to this one? "Mount Lamington, which erupted violently in 1951, is in which country?"

59% knows the answer to this question: "13x4= "

And do you know the answer to this one? "If you read 1/2 of the books on a book shelf of 850, roughly how many books would you have left to read?"

92% knows the answer to this question: "The Roman God of what? the sea was called "

And do you know the answer to this one? "Which fruit will turn brown when cut?"

41% knows the answer to this question: "Texas is associated with which of these? "

And do you know the answer to this one? "Which famous artist is greatly known for cutting his ear off?"

87% knows the answer to this question: "Who was the Prime Minister of Great Britain during World War II? "

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

40% knows the answer to this question: "Which country would you be in to climb the famous Inca Trail? "

And do you know the answer to this one? "The Shah of which country fled to Egypt after a revolution in 1979?"

44% knows the answer to this question: "Which soft drink had the slogan "The Friendly Pepper-Upper"? "

And do you know the answer to this one? "Who lent his name to a Lean Mean Fat Reducing Grilling Machine that made him more money than boxing ever did?"

49% knows the answer to this question: "Who was Thomas Jefferson? "

And do you know the answer to this one? "In which state did the Battle of the Alamo take place?"

81% knows the answer to this question: "What is 90% in decimal form? "

And do you know the answer to this one? "How would you write 2009 in Roman numerals?"

72% knows the answer to this question: "The name of what character is used to describe a fantasist? "

And do you know the answer to this one? "A father is 9 times older than his son. In 5 years he will be only 5 times as old as his son. How old is the father now?"

54% knows the answer to this question: "Which animals became the first to survive a space flight in May 1959? "

And do you know the answer to this one? "Who starred opposite Kirk Douglas in Spartacus?"

78% knows the answer to this question: "Who sang the song, "Time Is on My Side" (1964)? "

And do you know the answer to this one? "Who sang the song, "Son of a Preacher Man" (1968)?"