80% knows the answer to this question: "What is the name of the leader who ruled Cuba for 49 years until 2008? "

And do you know the answer to this one? "Known locally as the Berliner Mauer, the destruction of what was completed in 1990? "

53% knows the answer to this question: "Until the 1920s, it had been called "crisphead," but then California began transporting a lot of it under ice. What kind of lettuce is this? "

And do you know the answer to this one? "In the Peter Benchley novel (and Steven Spielberg movie) what kind of shark was Jaws?"

78% knows the answer to this question: "Who sang the famous song "Tell Me" in 1920? "

And do you know the answer to this one? "Who sang the famous song "Saudade do Sertao" in 1925? "

88% knows the answer to this question: "What American President has a New York airport named after him? "

And do you know the answer to this one? "Why did King Edward VII give up the British throne in 1936?"

95% knows the answer to this question: "What is the area of a space that is 3 feet by 4 feet ? "

And do you know the answer to this one? "Bitter-tasting nail polishes are made to help people who do what to their fingernails?"

57% knows the answer to this question: "Which musician is nicknamed ‘The King of Rock and Roll’? "

And do you know the answer to this one? "Which musician is nicknamed ‘Queen of Soul’?"

55% knows the answer to this question: "Who sang "A wop bop a loo bop a lop bam boom!"? "

And do you know the answer to this one? "In the song "Row, Row, Row Your Boat," where are you rowing your boat so merrily?"

77% knows the answer to this question: "The acronym "EU", when referring to a group of European nations, stands for what? "

And do you know the answer to this one? "What animal has two humps and originates in the deserts and steppes of Asia?"

65% knows the answer to this question: "Who owns the factory in the book "Charlie and the Chocolate Factory"? "

And do you know the answer to this one? "Which country has the largest population?"

61% knows the answer to this question: "Ischaemic strokes are caused by a lack of what flowing to the brain? "

And do you know the answer to this one? "A square of what every day is said to be good for the heart?"

43% knows the answer to this question: "Pablo Picasso is known for being which one of the following? "

And do you know the answer to this one? "On which continent is the nation of Spain located?"

64% knows the answer to this question: "Where did "Old Mother Hubbard" look for a bone? "

And do you know the answer to this one? "In a 2011 single, Maroon 5 claimed to have "moves like" which member of the Rolling Stones?"