51% knows the answer to this question: "Which of these is another term for parapraxis, an error in speech believed to reveal subconscious thoughts? "

And do you know the answer to this one? "In what year was the US Federal Bureau of Investigation founded?"

40% knows the answer to this question: "Abraham Lincoln is known best as which of these? "

And do you know the answer to this one? "Who did Vladimir Lenin lead in the Russian Revolution?"

91% knows the answer to this question: "Who is Lake Champlain named after? "

And do you know the answer to this one? "What US city near Lake Tahoe bills itself as "the biggest little city in the world" but is best known as a good place to get a divorce?"

44% knows the answer to this question: "Which of these is the complete name of 20th century politician Clinton? "

And do you know the answer to this one? "Who was the U.S. Secretary of State in 1973-77?"

94% knows the answer to this question: "Which member of the band Queen died in the '90s? "

And do you know the answer to this one? "Davy Jones was the lead singer in which band?"

82% knows the answer to this question: "Venezuela took its name from which Italian city? "

And do you know the answer to this one? "What is the best-selling author Woolf's first name?"

39% knows the answer to this question: "What can cause tonsillitis? "

And do you know the answer to this one? "In an Italian city you may find a gondola, what is it?"

78% knows the answer to this question: "Which of these cheeses is usually grated and eaten with pasta? "

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

94% knows the answer to this question: "Finish the title of Billy Joel's signature song: "Piano ______". "

And do you know the answer to this one? "What is the main ingredient of guacamole (and also the ingredient for which it is named in Nahuatl)?"

69% knows the answer to this question: "What would you call an animal with hair that feeds milk to its babies? "

And do you know the answer to this one? "Which of these is NOT in Europe?"

77% knows the answer to this question: "What statue is on the summit of Mount Corcovado in Rio de Janeiro? "

And do you know the answer to this one? "Which insect is red with black spots?"

80% knows the answer to this question: "Who sang the song, "Gangnam Style"? "

And do you know the answer to this one? "Who sang the famous song "Locked Out Of Heaven" (2012)? "