74% knows the answer to this question: "Who was the first US President to be assassinated? "

And do you know the answer to this one? "In 1966, Nguyen Van Be supposedly blew himself up to stop an enemy advance, shouting: "Long live the National Front for Liberation! Death to the US imperialists!" He was actually captured after jumping into a river. What country celebrated his patriotic courage anyway?"

43% knows the answer to this question: "What group of people became powerful in Mesopotamia in 1000 B.C.? "

And do you know the answer to this one? "What does OPEC stand for?"

75% knows the answer to this question: "In which year did Emma Goldman die? "

And do you know the answer to this one? "Which mountain range extends into Afghanistan to become part of the Hindu Kush mountains?"

67% knows the answer to this question: "It's called such oguro in Nigeria; nsamba in the Democratic Republic of the Congo; and nsafufuo in Ghana. It's what wine, made from tree sap? "

And do you know the answer to this one? "A hard boiled egg, coated in sausage and fried, has what nationalistic name?"

73% knows the answer to this question: "Which flag, used by pirates, featured a skull and cross-bones? "

And do you know the answer to this one? "What bear feeds almost entirely on bamboo?"

67% knows the answer to this question: "While working in Paris in 1921, American bartender Fernand Petiot mixed equal parts vodka and tomato juice to create what drink, named for a customer of his at Chicago's Bucket of Blood nightclub? "

And do you know the answer to this one? "Which day was first celebrated on April 22 1970?"

67% knows the answer to this question: "The Amsterdam Arena is a sports venue in which European country? "

And do you know the answer to this one? "What name refers to trips across the Atlantic Ocean?"

33% knows the answer to this question: "What condition is characterised by an imbalance of salts or chemicals in the blood? "

And do you know the answer to this one? "Octophobia is the fear of what?"

65% knows the answer to this question: "What is the capital city of Antarctica? "

And do you know the answer to this one? "What were the first names of Franklin Roosevelt's wife?"

41% knows the answer to this question: "What does an enthusiastic chef call the outer peel of a citrus fruit, such as a lemon? "

And do you know the answer to this one? "What cake did George Page invent after WWII, when he had lots of leftover dehydrated veggies?"

74% knows the answer to this question: "Aerobic exercise increases what? "

And do you know the answer to this one? "What part of your body helps you keep your balance?"

93% knows the answer to this question: "Which of these is a liquid? "

And do you know the answer to this one? "What does a conductor use to control the orchestra?"