43% knows the answer to this question: "Which of the following is a fish? "

And do you know the answer to this one? "The 1979 Soviet invasion of what nearby nation caused an international uproar? "

38% knows the answer to this question: "Lone Star is the official beer of which U.S. state? "

And do you know the answer to this one? "What do you call a drink made up of orange juice and vodka?"

81% knows the answer to this question: "Where did Robert Peary place an American flag in 1909? "

And do you know the answer to this one? "What is pain resulting from insufficient blood to the heart?"

56% knows the answer to this question: "Discovered by Frederick Banting and Charles Best, what hormone was first used on Leonard Thompson, a 14-year-old diabetic? "

And do you know the answer to this one? "What object's gnomon ceases to work at night?"

58% knows the answer to this question: "The ancient city of Marathon is in which country? "

And do you know the answer to this one? "Which continent is the city of Peru located in?"

69% knows the answer to this question: "Marilyn Monroe was once married to which baseball legend? "

And do you know the answer to this one? "Finish this Tom Hanks' movie title, "The Philadelphia _____"."

47% knows the answer to this question: "What term generally refers to any uncooked sauce made of finely chopped herbs and nuts? "

And do you know the answer to this one? "You Keep Me Hangin' On"

36% knows the answer to this question: "Natalie Wood tragically drowned in 1981. In which field had she found fame? "

And do you know the answer to this one? "In what continent is Ecuador situated?"

58% knows the answer to this question: "Who began writing "Harry Potter and the Philosopher's Stone" in 1990? "

And do you know the answer to this one? "How old was Twiggy when she hit the fashion catwalk in 1967?"

79% knows the answer to this question: "Which of these "pies" is a Don McLean song that may be about Buddy Holly, but is absolutely not the name of Holly's last plane? "

And do you know the answer to this one? "In 2007 Fergie had a hit with "Big Girls Don't..."?"

48% knows the answer to this question: "Shel Silverstein got in trouble with some parents for praising what kind of room? "

And do you know the answer to this one? "Clydesdale horses were originally used to sell which beer?"

43% knows the answer to this question: "I'm a reality star who married Kanye West. Who am I? "

And do you know the answer to this one? "Which toy was also known as "Pretty Pony"?"