39% knows the answer to this question: "What Roman town was destroyed by the eruption of Mt. Vesuvius? "

And do you know the answer to this one? "Which American singer was born in 1979?"

79% knows the answer to this question: "What country did Charles de Gaulle become president of after World War II? "

And do you know the answer to this one? "What city did Jack the Ripper terrorize in 1888?"

76% knows the answer to this question: "Of these, which is a country music singer born in 1983? "

And do you know the answer to this one? "What accessory did Zippo Manufacturing Company introduce in 1933?"

94% knows the answer to this question: "What is a map that shows an area's shape and elevations called? "

And do you know the answer to this one? "When this gets cold, its molecules pack together into four-sided tetrahedrons. These tetrahedrons require more space, so what expands on freezing?"

52% knows the answer to this question: "What is the original word we have changed in this famous movie quote? "Mrs. Penguin, you're trying to seduce me. Aren't you?" "

And do you know the answer to this one? "What Marilyn Monroe movie gets its name from the nursery rhyme Pease Porridge Hot?"

57% knows the answer to this question: "What does the rating "E" stand for when a video game is playable for all ages? "

And do you know the answer to this one? "What kind of bird do you often see sitting on the back of the rhinoceros?"

45% knows the answer to this question: "What Russian emperor put down the streltsi (a Moscow version of the Beefeaters) after they rebelled while he was abroad in 1690s? "

And do you know the answer to this one? "Who was prime minister of Britain through most of World War II?"

39% knows the answer to this question: "The Kievan Rus were overwhelmed by the Golden Horde, which included what Turkic people, who share their name with both a sauce that's tasty on fish, as well as with the hard stuff that builds up on your teeth, if you don't brush afterward. What is it? "

And do you know the answer to this one? "Which country's parliament removed Viktor Yanukovych as President in 2014?"

68% knows the answer to this question: "The unarmed Japanese fighting style, karate, gets its name from what phrase? "

And do you know the answer to this one? "Which scientific term is best defined as a group of galaxies?"

55% knows the answer to this question: "What TV show was originally going to be about Larry Lopez, an internationally famous bandleader, and his actor wife Lucy? "

And do you know the answer to this one? "Sonny Crockett and Rico Tubbs used to work for this city's vice department. More recently, Horatio Caine has headed its CSI unit, but never met Dexter Morgan, who did blood-splatter analysis. Where?"

68% knows the answer to this question: "What word refers to "the exchange of money for goods and/or services"? "

And do you know the answer to this one? "Which of these is a country in Africa?"

94% knows the answer to this question: "Who sang the famous song "Beautiful" (2003)? "

And do you know the answer to this one? "Who sang the famous song "Nightingale" (2002)? "