42% knows the answer to this question: "Who sung about a 'Boy Named Sue'? "

And do you know the answer to this one? "Which company developed Gmail, which became available to the public in 2007?"

84% knows the answer to this question: "What do hibernating animals live off during their deep sleep? "

And do you know the answer to this one? "What natural resource is drilled for in Iraq?"

43% knows the answer to this question: "Which first man to walk on the Moon died in 2012? "

And do you know the answer to this one? "Ma Ying-jeou won a second term as President of what island country in 2012?"

75% knows the answer to this question: "Who likes his martinis shaken, not stirred, even though some aficionados know that this bruises the vodka? "

And do you know the answer to this one? "Which piece of computer hardware can be laser, dot-matrix or inkjet?"

60% knows the answer to this question: "The Cape Colony's chief gemologist said that Schalk van Niekerk's diamond was just a pebble. Where was he? "

And do you know the answer to this one? "Which household electronic item would you adjust to Frequency Modulation?"

72% knows the answer to this question: "Which ship was meant to be unsinkable, but sank during its first voyage? "

And do you know the answer to this one? "Which King of England had six wives?"

83% knows the answer to this question: "Which of these dance styles is associated with Spain? "

And do you know the answer to this one? "Who is Tony Blair?"

51% knows the answer to this question: "In 1941, what naval base was attacked by the Japanese? "

And do you know the answer to this one? "Which President of Venezuela died in 2013?"

53% knows the answer to this question: "What famous character could spin straw into gold? "

And do you know the answer to this one? "Home to Patong Beach, Phuket is an island province and tourist destination in what country?"

40% knows the answer to this question: "The song 'My Heart Will Go On' by Celine Dion is from which movie soundtrack? "

And do you know the answer to this one? "Who had the hit 60's song "Mrs. Robinson" on Columbia?"

33% knows the answer to this question: "Which of these words can be defined as "following to try and overtake"? "

And do you know the answer to this one? "Which of these is the name of a '60s song by Bob Dylan?"

86% knows the answer to this question: "Which of the following terms refers to a nerve cell? "

And do you know the answer to this one? "What medical word refers to the heart?"