68% knows the answer to this question: "What kind of window protrudes from the exterior wall of a room? "

And do you know the answer to this one? "What US state has built up an impressive wine industry, notably in its Sonoma and Napa counties?"

38% knows the answer to this question: "Cairo, the capital of Egypt, is located on the bank of what river? "

And do you know the answer to this one? "In what Asian country are Fukuoka, Kyoto and Osaka popular tourist destinations?"

49% knows the answer to this question: "Wikipedia was once embroiled in an epic edit war over whether the Arachnophobia article should include a picture of what creature? "

And do you know the answer to this one? "... is a dish best served cold"

95% knows the answer to this question: "The City That Never Sleeps' is a nickname for which US city? "

And do you know the answer to this one? "A mason usually worked with which material?"

40% knows the answer to this question: "What critters don't get caught in their own webs because they have hard, slippery bristles at the ends of their legs that act as runners on the web strands? "

And do you know the answer to this one? "Which of these is in the vegetables group?"

44% knows the answer to this question: "Which of these animals is a small, burrowing mammal with a protective bony shell? "

And do you know the answer to this one? "Which Astaire-Rogers film had the Oscar-winner "Cheek to Cheek""

59% knows the answer to this question: "Which word is spelled wrong? "

And do you know the answer to this one? "Counting these up, there are nine of them in the Beatles' She Loves You, and three of them in Karen O's band, sometimes four. What? "

64% knows the answer to this question: "Complete the Nancy Sinatra hit song title, "... Boots Are Made for Walkin'"? "

And do you know the answer to this one? "Which of these countries is the largest?"

50% knows the answer to this question: "What is the name of the 2000-year-old elliptical amphitheatre that is located in the middle of Rome? "

And do you know the answer to this one? "Remove your shoes, sit on the tatami mat and make sure the most important person sits furthest from the entrance. What kind of food are you about to eat?"

65% knows the answer to this question: "How many children did Elvis Presley have? "

And do you know the answer to this one? "Where in California would you find the lowest point in the Western Hemisphere?"

87% knows the answer to this question: "Which decade did the TV show 'My Mother the Car' first air? "

And do you know the answer to this one? "What is the name of the song with the lyrics, 'Goodbye my friend it's hard to die, when all the birds are singing in the sky'?"

87% knows the answer to this question: "Brooklyn Bridge is found in which US city? "

And do you know the answer to this one? "The mixto sandwich also has what name, for the country where it has been popular in cigar factories and sugar mills?"