48% knows the answer to this question: "What famous fairy tale writer was German? "

And do you know the answer to this one? "Which famous actor died in 1973?"

65% knows the answer to this question: "2012 marked the one-year anniversary of the death of which terrorist leader? "

And do you know the answer to this one? "In India, the enormous, beautiful tomb of Shah Jahan's wife is called what? "

84% knows the answer to this question: "Who succeeded Neville Chamberlain as British prime minister in 1940? "

And do you know the answer to this one? "Napoleon Bonaparte was emperor of which country?"

94% knows the answer to this question: "Which of these was a German naval vessel? "

And do you know the answer to this one? "Which of these plays was not written by Arthur Miller?"

56% knows the answer to this question: "What country's unstable Fourth Republic had more than 20 governments from 1946 until Charles de Gaulle returned to politics and replaced it with the Fifth Republic? "

And do you know the answer to this one? "Where would you see a German Zeppelin?"

43% knows the answer to this question: "In 2014, 14 people died in a volcanic eruption in what Asian country? "

And do you know the answer to this one? "What country thought it was cursed by God after Boris Godunov murdered Ivan the Terrible's son Dmitry?"

87% knows the answer to this question: "The July Revolution of 1830 toppled Charles X in favor of Louis-Philippe. Where? "

And do you know the answer to this one? "Which fictional creatures feature in the movie "Night of the Living Dead"? "

58% knows the answer to this question: "Which group had a hit with "Bohemian Rhapsody" in 1976? "

And do you know the answer to this one? "As a nocturnal predator, what attribute aids the cat in its night-time hunt?"

45% knows the answer to this question: "In all, 26 mostly Catholic Irish counties are in the Republic of Ireland. But the mostly Protestant six of Ulster's nine counties are controlled by what nation? "

And do you know the answer to this one? "What would you call a small, colourful, brush-tongued parrot from Australia?"

51% knows the answer to this question: "Which sentence is correct? "

And do you know the answer to this one? "If you are arguing the merits of the Red Delicious and the Valencia, what are you literally doing?"

60% knows the answer to this question: "Where is your funny bone? "

And do you know the answer to this one? "How many lungs does a normal human have?"

63% knows the answer to this question: "Who succeeded Neville Chamberlain as British prime minister in 1940? "

And do you know the answer to this one? "Founded in London in 1660, what is the name of the learned society that Isaac Newton, Lord Kelvin and Ernest Rutherford have all been presidents of?"