71% knows the answer to this question: "What disease was initially called GRID, or gay-related immunodeficiency disease? "

And do you know the answer to this one? "What country is called "Land of Fire and Ice"?"

59% knows the answer to this question: "Ann needs 275g of flour for a recipe. How much does she need to make double quantities? "

And do you know the answer to this one? "Marilyn Novak had to change her name, as there was already a blonde Marilyn in Hollywood. Who did she become?"

32% knows the answer to this question: "The 1891 Treaty of Madrid forced many countries to agree that real champagne has to come from Champagne, in the northeast of what country? "

And do you know the answer to this one? "In 2013, North Korea pulled out of a 60-year armistice with what country?"

55% knows the answer to this question: "How would you say 2:00pm in military time? "

And do you know the answer to this one? "Who was in the centrefold of the first edition of Playboy in 1953?"

31% knows the answer to this question: "Which Hitchcock movie is about a retired police officer with an extreme fear of heights? "

And do you know the answer to this one? "In what continent is the world's largest glacier?"

48% knows the answer to this question: "If 5 poker players each ante $1 and then 3 of the players bet another $4 each, how big is the pot? "

And do you know the answer to this one? "What nationality was Jean Moulin?"

58% knows the answer to this question: "Neurons are cells found in which part of the body? "

And do you know the answer to this one? "What does the medical term "local anesthesia" mean?"

35% knows the answer to this question: "What inventor of the corn flake was also celibate, which is especially weird when you consider that he was married? "

And do you know the answer to this one? "Who became the leader of North Korea after his father died on 17 December 2011?"

44% knows the answer to this question: "In 1867, Strauss premiered a waltz about the Danube being which colour? "

And do you know the answer to this one? "What part of the body is also a punctuation mark?"

46% knows the answer to this question: "Who were Davey, Peter, Michael and Mickey? "

And do you know the answer to this one? "What is the name of the fictional astronaut who appears in David Bowie's "Space Oddity," "Ashes to Ashes" and "Hallo Spaceboy"?"

91% knows the answer to this question: "On which continent is Liechtenstein located? "

And do you know the answer to this one? "Italy shares a border with which of these countries?"

57% knows the answer to this question: "What is 347 plus 97? "

And do you know the answer to this one? "Which of these dogs has a flap of wrinkly skin under its chin, called a shawl?"