35% knows the answer to this question: "Which of these publications is a periodical? "

And do you know the answer to this one? "Which Ancient Greek writer wrote a series of fables?"

84% knows the answer to this question: "Eruptions of a volcano in which country stopped European air travel in 2010? "

And do you know the answer to this one? "What does the Latin expression "Caveat emptor" mean?"

85% knows the answer to this question: "Which famous historical figure was born Cassius Marcellus Clay? "

And do you know the answer to this one? "Who was Johann Sebastian Bach?"

37% knows the answer to this question: "In what war was the 'Battle of Dranesville'? "

And do you know the answer to this one? "What is the name of the complex social system that is often associated with India?"

70% knows the answer to this question: "What is the name for a person whose job is making suits and clothing? "

And do you know the answer to this one? "What agency replaced the National Advisory Committee for Aeronautics (NACA) in 1958?"

48% knows the answer to this question: "What is the distance around a shape called? "

And do you know the answer to this one? "What popular blog features street portraits and interviews on the streets of New York City?"

45% knows the answer to this question: "Venison is the meat of which animal? "

And do you know the answer to this one? "In which Scottish loch is there said to be a monster?"

50% knows the answer to this question: "What cuisine has two kinds of noodles: egg noodles (mien) served like spaghetti and rice noodles (bijon) served ho fan (wide, like fettuccine)? "

And do you know the answer to this one? "Mary Shelley wrote which famous horror story?"

78% knows the answer to this question: "In computing terms, what does the 'M' stand for in ROM? "

And do you know the answer to this one? "This famous rock and roll legend married his cousin. "

45% knows the answer to this question: "What company uses a question mark as its symbol? "

And do you know the answer to this one? "The skin at the base of the finger nails is called the?"

78% knows the answer to this question: "On November 13, 2015, which European capital city faced a series of coordinated terrorist attacks? "

And do you know the answer to this one? "What is it called when a current skips part of the circuit?"

81% knows the answer to this question: "Which state in the eastern U.S. is known as the "Empire State"? "

And do you know the answer to this one? "What was the first name of Ms Chanel, who founded a fashion label in 1909?"