86% knows the answer to this question: "In ancient Rome, Spartacus was a famous what? "

And do you know the answer to this one? "In 2012, 620 million people were left without power after a blackout in which country?"

31% knows the answer to this question: "Who sang the famous song "Hotel California" (1977) ? "

And do you know the answer to this one? "Who sang the famous song "Another Brick In The Wall" (1979) ?"

46% knows the answer to this question: "Which city are we looking for? "

And do you know the answer to this one? "Which city are we looking for?"

52% knows the answer to this question: " "

And do you know the answer to this one? ""

32% knows the answer to this question: "If the beach loses 3 feet of sand each year, how many feet will it lose in 15 years? "

And do you know the answer to this one? "What are kid's meals called at McDonald's?"

74% knows the answer to this question: "What video game broke industry sales records with its release in 2013? "

And do you know the answer to this one? "In 1947, who was the first person to break the sound barrier?"

80% knows the answer to this question: "What is the standard unit, in the United States, to measure the distance between cities? "

And do you know the answer to this one? "Before electricity, how were Christmas trees lighted?"

89% knows the answer to this question: "Who sang the famous song "Bad" (1983) "

And do you know the answer to this one? "Who sang the famous song "Graceland" (1987)"

74% knows the answer to this question: "A 1976 earthquake flattened Tangshan in which country? "

And do you know the answer to this one? "What album's spectrum-producing prism cover was inspired by Pink Floyd's light shows?"

89% knows the answer to this question: "Who sang the famous song "Midnight Train To Georgia" (1973)? "

And do you know the answer to this one? "Who sang the famous song "Old Man" (1972)?"

39% knows the answer to this question: "How many nickels equal two dollars? "

And do you know the answer to this one? "If a 9 acre plot is divided into 3/4 acre lots, how many lots will there be?"

55% knows the answer to this question: "Which of these was a hit single for The Beatles in 1968? "

And do you know the answer to this one? "Which of these animals is slow-moving and hangs upside-down from tree branches?"