54% knows the answer to this question: "What do you call an object that uses symbols to depict land, roads and bodies of water? "

And do you know the answer to this one? "Boyle's law was a key advance in what field, which was largely developed to make better steam engines?"

40% knows the answer to this question: "What designates the hours between noon and midnight? "

And do you know the answer to this one? "How many right angles does a square have?"

48% knows the answer to this question: "What is the name of the valley where tombs were constructed for the Pharaohs and powerful nobles of ancient Egypt? "

And do you know the answer to this one? "Which word is spelled wrong?"

72% knows the answer to this question: "Who sang the famous song ”Johnny B Goode” (1958)? "

And do you know the answer to this one? "What musician recorded the song 'Heartbreak Hotel' in January, 1956?"

82% knows the answer to this question: "Which state produces 89% of all wine produced in the U.S.? "

And do you know the answer to this one? "In which century was Mahatma Gandhi born?"

82% knows the answer to this question: "Finish the name of the hip hop trio: Beastie ______. "

And do you know the answer to this one? "What pasta comes as broad, ruffled sheets, baked in layers with cheese, tomatoes and (generally) meat?"

37% knows the answer to this question: "What fiber-rich fruit also contains a gram of sorbitol and a bit of diphenylisatin, which explains its mild laxative properties? "

And do you know the answer to this one? "Hawkeye and Trapper John were characters on what popular TV series which debuted in 1972?"

50% knows the answer to this question: "For many of us, the morning just isn't right until we've had a shot of C8H10N4O2, also called trimethylxanthine. What is this? "

And do you know the answer to this one? "Which country split into north and south halves in 1945?"

76% knows the answer to this question: "In what city would you find Hyde Park, as well as Piccadilly, Trafalgar and Belgrave squares? "

And do you know the answer to this one? "What film is about a Texas sized asteroid headed for Earth?"

53% knows the answer to this question: "Who sang the song, "Livin' la Vida Loca"? "

And do you know the answer to this one? "When I was 25, I had already become a general and dumped Desiree Cleary for an older woman named Josephine de Beauharnais. Who am I?"

90% knows the answer to this question: "B.B. King is a famous musician who sings what kind of music? "

And do you know the answer to this one? "What term is used to describe a map-maker?"

91% knows the answer to this question: "Which word is spelled wrong? "

And do you know the answer to this one? "Which country is not in South America?"