64% knows the answer to this question: "What was the name of the Greenpeace ship that was sunk in July 1985? "

And do you know the answer to this one? "Who is considered the father of medicine who is credited with an oath that is still pronounced by young physicians that establishes the fundamental principles of the discipline?"

59% knows the answer to this question: "What was the name of the woman who married Prince William of the UK in 2011? "

And do you know the answer to this one? "Who "left the building" ... for good ... after his last concert, on June 26, 1977, at Market Square Arena in Indianapolis?"

79% knows the answer to this question: "In what movie did James Bond go into outer space? "

And do you know the answer to this one? "Who sang the famous song "Memories Are Made Of This" (1956)?"

33% knows the answer to this question: "What world leader was nicknamed "The Iron Lady"? "

And do you know the answer to this one? "Which of these is not in the City of Westminster?"

79% knows the answer to this question: "What element in a liquid state is used in the cryogenic cooling of devices and materials? "

And do you know the answer to this one? "Napa Valley is a wine region in which US state?"

87% knows the answer to this question: "What is 2 times 13, plus 9? "

And do you know the answer to this one? "How many is six score?"

46% knows the answer to this question: "Who was referred to as 'The Velvet Voice'? "

And do you know the answer to this one? "What countries stayed, respectively, the first and second most heavily populated throughout the 20th century?"

80% knows the answer to this question: "New York cheesecake is included in which cuisine? "

And do you know the answer to this one? "Which pair of animal species and type is correct?"

60% knows the answer to this question: "Who sang the famous song "Mr Wonderful" (1956)? "

And do you know the answer to this one? "Out of these artists, who has won the most American Music Awards?"

91% knows the answer to this question: "William Shatner and Pete Townshend both have tinnitus. What is another name for tinnitus? "

And do you know the answer to this one? "What is the most recognisable feature of a hedgehog's appearance?"

83% knows the answer to this question: "Finish the name of the American rock band: Creedence Clearwater ______. "

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

56% knows the answer to this question: "Which former British Prime Minister died in 2013? "

And do you know the answer to this one? "Which candy consists only of peanut butter surrounded by chocolate?"