86% knows the answer to this question: "What day did Thomas Jefferson die? "

And do you know the answer to this one? "A plaque at whose grave reads "No me llores," which means "don't cry for me"?"

38% knows the answer to this question: "Germany shares a border with which of these countries? "

And do you know the answer to this one? "Which country is the state of Texas closest to?"

74% knows the answer to this question: "If you are in Silicon Valley you are in which state? "

And do you know the answer to this one? "The Lakota called it Six Grandfathers. The Americans named it for businessperson and lawyer Charles Rushmore. What was it?"

91% knows the answer to this question: "What state's motto is "Ua mau ke ea o ka aina i ka pono"? "

And do you know the answer to this one? "What shell-like building stands beneath Sydney Harbor Bridge, Australia?"

71% knows the answer to this question: "Which Beatles child hit #1 in the US with "Too Late for Goodbyes" from his 1984 album Valotte? "

And do you know the answer to this one? "Which of these words rhymes with ten?"

89% knows the answer to this question: "Strangers in the Night was a huge hot for what singer? "

And do you know the answer to this one? "What song hit #1 in 1964 by Peter & Gordon?"

83% knows the answer to this question: "What kind of transportation was called the "horseless carriage"? "

And do you know the answer to this one? "Which group proclaimed that Galileo Galilei was a heretic for his support of a heliocentric solar system?"

43% knows the answer to this question: "John Denver's song 'Take Me Home, Country Road' is about what US State? "

And do you know the answer to this one? "Who sang the famous song "It’s Magic" (1948)?"

89% knows the answer to this question: "'Othello' was a play written by which historical figure? "

And do you know the answer to this one? "What is Japan's highest mountain?"

74% knows the answer to this question: "Who designed the Mini Skirts in London 1965? "

And do you know the answer to this one? "In what country are the headquarters of the energy company 'Chevron'?"

37% knows the answer to this question: "Which scientific term is defined as outside of our galaxy? "

And do you know the answer to this one? "Who invented the first engine-powered airplane?"

83% knows the answer to this question: "What is the sum of 1500, 96 and 105? "

And do you know the answer to this one? "What is a third of 33?"