51% knows the answer to this question: "What country did Charles de Gaulle become president of after World War II? "

And do you know the answer to this one? "What is the capital of Ukraine?"

38% knows the answer to this question: "Nikola Tesla developed and improved the compass. "

And do you know the answer to this one? "Alexander Graham Bell was born in Edinburgh."

61% knows the answer to this question: "What food was invented in China? "

And do you know the answer to this one? "The Longhair cat breed shares its alternate name with what ancient empire?"

57% knows the answer to this question: "What type of surface has a sheen? "

And do you know the answer to this one? "What is the technique in which fresh paint is applied over an area where the paint is still wet?"

30% knows the answer to this question: "What are small outdoor bathrooms called? "

And do you know the answer to this one? "What is a name for the part of an artwork that lies between the foreground and background?"

36% knows the answer to this question: "One of the biggest companies of the 1950s, Prudential sells which type of products? "

And do you know the answer to this one? "A restaurant orders 62 steaks, 34 sides of salmon and 25 pork chops. How many items arrive?"

30% knows the answer to this question: "What is the capital of Peru? "

And do you know the answer to this one? "Who sang the famous song "Cryin’" (1961)?"

93% knows the answer to this question: "What were the persistent air attacks on London during World War II called? "

And do you know the answer to this one? "Where did Napoleon Bonaparte suffer his last defeat? "

81% knows the answer to this question: "Who earns a commission in a stock transaction? "

And do you know the answer to this one? "Which of these is not part of the digestive system?"

56% knows the answer to this question: "Which French town held the most important European film festival through the 50s? "

And do you know the answer to this one? "What was the name of the German airline formed in 1954?"

65% knows the answer to this question: "What is the name of John Lennon's first son? "

And do you know the answer to this one? "In which century was the Romantic poet Lord Byron born?"

33% knows the answer to this question: "In 1981, which of these became the first 24-hour cable network for music? "

And do you know the answer to this one? "What is the missing word: ... to plan is planning to fail"