34% knows the answer to this question: "What medieval plague killed off so much of Europe that those left behind had higher wages and more disposable income, which they used on linen clothes, which meant an abundance of rags, dropping the cost of paper over parchment, so it became economical for German goldsmith Johann Gansfleisch, better known by his mother's name of Gutenberg, to invent printing? "

And do you know the answer to this one? "London Pride is a famous beer from which European country?"

77% knows the answer to this question: "Prince Khurram fell in love with Arjumand Banu Begum. What famous building is an eternal monument to that love? "

And do you know the answer to this one? "Which football term is defined as "when two defensive players cover one receiver"?"

54% knows the answer to this question: "Who sang the song, "Another Day in Paradise"? "

And do you know the answer to this one? "Who sang the famous song "I Am The Walrus" (1967) ?"

53% knows the answer to this question: "In which state did Rosa Park refuse to give up her bus seat to a white passenger? "

And do you know the answer to this one? "What was the Model letter of Henry Ford's famous car?"

87% knows the answer to this question: "The city of Lyon is in which European country? "

And do you know the answer to this one? "Roger Bacon was the first to record a recipe for this: seven parts saltpetre, five parts charcoal and five parts sulphur. Today the ratio is 75%, 15% and 10%. What is it?"

36% knows the answer to this question: "During the American Revolution, militants dumped more than 92,000 pounds of tea into what city's harbor, enough for 18.5 million teabags? "

And do you know the answer to this one? "Which crop failed in Ireland in the 1840s, causing a huge famine?"

80% knows the answer to this question: "How many in a dozen plus a baker's dozen? "

And do you know the answer to this one? "On the inside fold of his Thriller album, who is posed with a tiger cub on his knee?"

81% knows the answer to this question: "How many inches are in 6 feet? "

And do you know the answer to this one? "What is the number of days in three weeks, plus the holes on a golf course?"

81% knows the answer to this question: "Which comedy movie is about nothing can stop Casey from realizing her dream to be a champion figure skater? "

And do you know the answer to this one? "What part of a plant produces seeds?"

31% knows the answer to this question: "NASA released which famous photo of Mars in 1976? "

And do you know the answer to this one? "Which of the following is a small organism that can make your body sick?"

68% knows the answer to this question: "Chiropody is the old name for podiatry, a medical speciality involving what? "

And do you know the answer to this one? "Where did a major earthquake hit in 1906?"

56% knows the answer to this question: "From What disease did the Romantic poet John Keats die? "

And do you know the answer to this one? "British and German troops facing each other in Flanders declared a spontaneous and unofficial Christmastime truce in 1914, during what war?"