49% knows the answer to this question: "What is the name of Superman's home planet? "

And do you know the answer to this one? "What is another name for a bricklayer?"

54% knows the answer to this question: "Which former president coined the phrase 'war on terror'? "

And do you know the answer to this one? "The Israeli flag features what six-pointed shape?"

58% knows the answer to this question: "About two-thirds of the African slaves brought to the New World ended up on plantations to satisfy European demand for glucose (C6O6H12). Which of these products is glucose? "

And do you know the answer to this one? "Which is the most populated city in the US?"

33% knows the answer to this question: "Who was Florence Nightingale? "

And do you know the answer to this one? "Fight fire with ..."

80% knows the answer to this question: "Which of these cities is NOT in Italy? "

And do you know the answer to this one? "What does CPU in a computer stand for: Central _______ Unit?"

71% knows the answer to this question: "A humpback is a variety of which animal? "

And do you know the answer to this one? "In 1839, Charles Goodyear was credited with which invention/discovery?"

92% knows the answer to this question: "What nickname for New York City was popularized in the 1920s columns by John J FitzGerald? "

And do you know the answer to this one? "What is Turkey's most populous city as well as its cultural and financial hub?"

73% knows the answer to this question: "Who sang the famous song Money For Nothing (1985)? "

And do you know the answer to this one? "Who sang the famous song "Do They Know It's Christmas" (1984)"

36% knows the answer to this question: "Who sang the famous song "Imagine" (1971) "

And do you know the answer to this one? "Who sang the song, "Vogue"?"

37% knows the answer to this question: "Her last name, Gudmundsdottir, simply indicates who her dad is, while her first name means "birch" in Icelandic. Who is she? "

And do you know the answer to this one? "What song has the line, "And when you smile the world is brighter, you touch my hand and I'm a king"?"

57% knows the answer to this question: "Please Mr. ...... "

And do you know the answer to this one? "Will You Still Love Me ......"

52% knows the answer to this question: "I changed my name in 1978 and didn't release another pop album until 2006, when An Other Cup came out. Who was I? "

And do you know the answer to this one? "The Everly Brothers fell asleep in one during a date in "Wake Up Little Susie." Alanis Morissette had a much more adult date in one in "You Oughta Know." Where were they? "