79% knows the answer to this question: "What Spanish-speaking nation is located just south of the United States? "

And do you know the answer to this one? "What May birthstone gets its name from the Persian word for green?"

37% knows the answer to this question: "Until 1820, most immigrants from this country to America were Protestant, and inhabited Appalachia, but after a potato famine they were Catholic and came to big cities. What country is this? "

And do you know the answer to this one? "What is Europe's most visited theme park?"

72% knows the answer to this question: "What number comes after 'Catch' in a 1961 Joseph Heller novel? "

And do you know the answer to this one? "Which of these is a North American raptor or bird of prey?"

93% knows the answer to this question: "What is the only mammal capable of true flight? "

And do you know the answer to this one? "What system helps animals exchange carbon dioxide and oxygen?"

86% knows the answer to this question: "To which food groups do a hot dog and a bun belong? "

And do you know the answer to this one? "Which of the following is not a root vegetable?"

89% knows the answer to this question: "The famous opera house in which Australian city opened in 1973? "

And do you know the answer to this one? "A Portuguese stringed instrument called the braguinha picked up what new name when it was played by Hawaiians?"

53% knows the answer to this question: "Which of the following is an oven used to fire pottery or ceramics? "

And do you know the answer to this one? "Put your glad rags on and join me, hon, we'll have some fun when the clock strikes one. What will we do then?"

39% knows the answer to this question: "Richard Burton married which actress in 1964? "

And do you know the answer to this one? "Finished in 1994, a 31-mile tunnel under what body of water begins near Folkestone and ends near Coquelles?"

30% knows the answer to this question: "What do you call a series of photographs projected onto a screen which creates the illusion of motion? "

And do you know the answer to this one? "A bison is classified as which of these?"

62% knows the answer to this question: "Prosciutto e Melone is included in which cuisine? "

And do you know the answer to this one? "Which one of these words means similarity?"

48% knows the answer to this question: "What flour tortilla, rolled and tucked around its filling, gets its name from "little donkey"? "

And do you know the answer to this one? "Finish The Lyric: "Bound by wild desire, I fell into"?"

82% knows the answer to this question: "What is the classification of a red wolf? "

And do you know the answer to this one? "Finish the country's name: Democratic Socialist Republic of Sri _______."