59% knows the answer to this question: "What is 11, 45 and 6 added together? "

And do you know the answer to this one? "What is the total cost of 4 pizzas at £6.25 each?"

36% knows the answer to this question: "In 1984, which head of state was murdered by two of their own Sikh bodyguards? "

And do you know the answer to this one? "What was the name of the currency in Italy before the euro?"

88% knows the answer to this question: "What are the indigenous people of Australia called? "

And do you know the answer to this one? "What is the term for the objective of not spending more money than is taken in by the government?"

32% knows the answer to this question: "James I, William Rufus (William II), Richard the Lion-Hearted and Edward II may have been gay. And all were kings of what place? "

And do you know the answer to this one? "Who was Napoleon Bonaparte?"

72% knows the answer to this question: "In what city did the gangster Al Capone operate? "

And do you know the answer to this one? "Who was prime minister of Britain through most of World War II?"

81% knows the answer to this question: "What is 851 + 109? "

And do you know the answer to this one? "Strax has 23 cards and Vastra has 34 cards. How many cards have they got in total?"

60% knows the answer to this question: "Which Mrs. was a hit for Simon and Garfunkel? "

And do you know the answer to this one? "What food was invented in China? "

54% knows the answer to this question: "In 2007, who was the monarch of England? "

And do you know the answer to this one? "Which country is plagued by the most tornadoes?"

52% knows the answer to this question: "If you were at Geneva Airport, in which country would you be? "

And do you know the answer to this one? "Florence Griffith Joyner is known as a star in which sport?"

93% knows the answer to this question: "What brand of breakfast cereal is this? "

And do you know the answer to this one? "What brand of breakfast cereal is this?"

83% knows the answer to this question: "What object, which debuted in 1949, is sometimes called a "45"? "

And do you know the answer to this one? "What technical term is used to describe copying something from a web server to a computer?"

94% knows the answer to this question: "What is the common name for the currency of the Republic of India? "

And do you know the answer to this one? "What civilization built the great city of Machu Pichu in Peru?"