59% knows the answer to this question: "What sort of ships are the Vikings famously known to have used? "

And do you know the answer to this one? "What country's revolution started when troops fired on demonstrators in St. Petersburg?"

82% knows the answer to this question: "Where did the IRA declare a cease fire in 1994? "

And do you know the answer to this one? "Who was Julius Caesar?"

37% knows the answer to this question: "What was the name of the French peasant girl who claimed divine guidance and led the French army against England before being captured and burned at the stake? "

And do you know the answer to this one? "In 2012, the 634-meter Tokyo Skytree building opened in which country?"

46% knows the answer to this question: "What did an exciseman collect? "

And do you know the answer to this one? "A crocker is another name for which profession?"

84% knows the answer to this question: "These famous brothers both had F as a middle initial, standing for Fitzgerald or Francis, respectively. Who? "

And do you know the answer to this one? "Whose famous tomb was opened in Egypt in 1922?"

95% knows the answer to this question: "Whose famous tomb was opened in Egypt in 1922? "

And do you know the answer to this one? "In 16th- and 17th-century Europe, what class of people found ballroom dancing a popular pastime?"

32% knows the answer to this question: "Which company invented the frappuccino? "

And do you know the answer to this one? "What are the "Big Dipper" and "Orion" examples of in the night sky?"

61% knows the answer to this question: "Who sang the famous song "Pride" (1984)? "

And do you know the answer to this one? "Who sang the famous song "I Don't Want To Miss A Thing" (1998)"

68% knows the answer to this question: "Sweden became the first nation in the world to ban what in 1978? "

And do you know the answer to this one? "In 1770, what 14-yr-old married the future Louis XVI in the Palace of Versailles?"

94% knows the answer to this question: "Which group, named after a US city, had a hit with "If You Leave Me Now"? "

And do you know the answer to this one? "What tragedy took place on April 15, 1912?"

78% knows the answer to this question: "In 0 AD, what was the largest city by population in Europe? "

And do you know the answer to this one? "The city of Machu Picchu is in which mountain range ?"

83% knows the answer to this question: "To err is human, to ... divine "

And do you know the answer to this one? "The best-laid ... of mice and men often go awry"