79% knows the answer to this question: "In 1953, there were nearly 9000 cases of this disease. Two years later, Dr Jonas Salk's vaccine was being used to fight it. What is the disease? "

And do you know the answer to this one? "Who refused to give up his or her bus seat to make room for a white passenger on December 1, 1955?"

65% knows the answer to this question: "Cork is what country's second largest city? "

And do you know the answer to this one? "On what continent would you hike through the Andes, the world's longest mountain range?"

78% knows the answer to this question: "Tanqueray, Squires and Bombay are among the most famous brands of what booze? "

And do you know the answer to this one? "Enoki, also called enokitake, are long, thin white mushrooms most closely associated with what cuisine's soups?"

51% knows the answer to this question: "Which of the following is a correct Roman numeral in the most common system of Roman numerals? "

And do you know the answer to this one? "What are you most likely to do after swallowing a diuretic?"

37% knows the answer to this question: "During which civil war did the battle of 'Fort Macon' take place? "

And do you know the answer to this one? "What city provided the setting for "Slumdog Millionaire"?"

86% knows the answer to this question: "Conspiracy fantasists insist that the depiction of John in what painting is actually an image of Mary Magdalene? "

And do you know the answer to this one? "Which of the following art styles emphasizes a simplicity of form and content?"

36% knows the answer to this question: "Who became the supreme leader of North Korea on 28 December 2011? "

And do you know the answer to this one? "In 2009, we learned that what gem is actually the third hardest substance in nature, behind wurtzite boron nitride and lonsdaleite?"

60% knows the answer to this question: "Who was Joseph Stalin? "

And do you know the answer to this one? "Hedwig the Angry Inch was a cult movie. Hedwig the Owl was whose pet?"

61% knows the answer to this question: "The Arc de Triomphe is located in the middle of what? "

And do you know the answer to this one? "What US state used a former royal palace as its capitol building, until 1969?"

48% knows the answer to this question: "I am the author of "James and the Giant Peach", "Matilda", and "The Enormous Crocodile", who am I? "

And do you know the answer to this one? "Henri Matisse is known for being which one of the following?"

36% knows the answer to this question: "What tide occurs on the new and full phases of the moon? "

And do you know the answer to this one? "In 1900, Walter Reed, a military physician, went to Cuba to research what "saffron scourge," which he found was spread by mosquito?"

47% knows the answer to this question: "Which city is the capital of Tunisia? "

And do you know the answer to this one? "What cinematic city has a famous beachside promenade called the Croisette?"