40% knows the answer to this question: "Finish this line of Led Zeppelin lyrics: 'And she's buying a stairway to ___________'. "

And do you know the answer to this one? "What tasty treat has inspired song titles from Lil Wayne, the Chordettes, Millie Small and Shirley Temple?"

44% knows the answer to this question: "What kind of creature is a lobster? "

And do you know the answer to this one? "What type of cake is flipped over on serving?"

38% knows the answer to this question: "Money makes many ..., but also makes devil dance "

And do you know the answer to this one? "What is Edmond about to do before he gets imprisoned in "The Count of Monte Cristo"?"

62% knows the answer to this question: "Who sang the famous song "Lucille" (1977)? "

And do you know the answer to this one? "Who sang the famous song "Here You Come Again" (1978)?"

40% knows the answer to this question: "What type of milk has the lowest fat content? "

And do you know the answer to this one? "The medical term "trauma" is best defined as?"

41% knows the answer to this question: "What symbol of Russia refers to a set of wooden dolls of decreasing size placed one inside the other? "

And do you know the answer to this one? "Cape Canaveral is located In what U.S. state?"

41% knows the answer to this question: "Pig in the City was the follow up to which popular family film? "

And do you know the answer to this one? "24x14+122 equals what number?"

41% knows the answer to this question: "What number is represented by M in Roman numerals? "

And do you know the answer to this one? "How do you write 0.646 as a fraction?"

53% knows the answer to this question: "How many liters can one cubic meter hold? "

And do you know the answer to this one? "417+282+147 equals what number?"

49% knows the answer to this question: "What South American country is named after a famous explorer? "

And do you know the answer to this one? "What is the next prime number after 743?"

88% knows the answer to this question: "Which of these European countries is an island nation? "

And do you know the answer to this one? "Russell Crowe won the best actor for his role in which film?"

35% knows the answer to this question: "Which ancient kingdom was ruled by the Pharaohs? "

And do you know the answer to this one? "What kind of water did Joseph Priestly invent in 1767?"