52% knows the answer to this question: "If you're talking about electricity, what does "DC" stand for? "

And do you know the answer to this one? "A variety of which of these flowers is often seen floating on a pond?"

57% knows the answer to this question: "What does the M stand for in MRI scans? "

And do you know the answer to this one? "What is the name of the teeth which are sharp for cutting food?"

63% knows the answer to this question: "The I in BMI stands for what? "

And do you know the answer to this one? "Who won the Nobel Peace Prize for his part in negotiating an end to US involvement in Vietnam?"

47% knows the answer to this question: "Which English county is abbreviated to Oxon? "

And do you know the answer to this one? "In which European city was Princess Diana killed in a 1997 car crash?"

87% knows the answer to this question: "What was the name of the first space shuttle to land on the Moon? "

And do you know the answer to this one? "Marseille and Bordeaux are cities in which European country?"

81% knows the answer to this question: "Which of these States is considered a Mountain State? "

And do you know the answer to this one? "What is a subtle difference or variation called?"

42% knows the answer to this question: "What kind of animal was the Supersaurus? "

And do you know the answer to this one? "What is the name of the tiny bird that sips flower nectar?"

59% knows the answer to this question: "Mick Avory from The Kinks is known for playing what instrument? "

And do you know the answer to this one? "How many days and nights did Jesus spend in the wilderness?"

64% knows the answer to this question: "Which former First Lady died in 1994, 31 years after her husband was assassinated? "

And do you know the answer to this one? "What is the most bustling square in New York?"

92% knows the answer to this question: "Who sang the famous song "Zij Gelooft In Mij" (2000) "

And do you know the answer to this one? "What flower's name means "noble flower" in German, but has a Latin name that means "alpine lion's paw"?"

40% knows the answer to this question: "If you take orders and deliver the order in the same area, what would your job likely be? "

And do you know the answer to this one? "What skyscraper surpasses the Sears Tower as tallest?"

36% knows the answer to this question: "Cantonese immigrant Lue Gim Gong helped change the Florida economy, when he developed a frost-resistant variety of what fruit? "

And do you know the answer to this one? "Which berry is a cross between raspberries, blackberries and loganberries? "