78% knows the answer to this question: "Who sang the famous song "You’re So Vain" (1973)? "

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

71% knows the answer to this question: "Which of these peoples once ruled over Norway? "

And do you know the answer to this one? "Edmund Hillary and Tenzing Norgay were the first people to reach the top of which mountain?"

33% knows the answer to this question: "Why did an adult Triceratops lay eggs? "

And do you know the answer to this one? "In 2013, a deadly train wreck took place in which country's Santiago de Compostela?"

81% knows the answer to this question: "If you are from Switzerland you are known as what? "

And do you know the answer to this one? "Which of these countries is long and thin in shape?"

67% knows the answer to this question: "If a store had $3000 in expenses and $4100 in revenue this month, what is the profit for the month? "

And do you know the answer to this one? "If you add 490 plus 426 plus 7000 what is your total?"

46% knows the answer to this question: "Astronomers observe the sky from what named building? "

And do you know the answer to this one? "Which of these is a particle in atomic nuclei?"

83% knows the answer to this question: "The explorer Jacques Marquette was born in which country? "

And do you know the answer to this one? "The internet expression "OMG" is usually used to express what emotion?"

66% knows the answer to this question: "Broadcast, magazine and newspaper are all types of what profession? "

And do you know the answer to this one? "Which Stanley Kubrick sci-fi film honoured for its ground-breaking special effects and approach to space travel?"

92% knows the answer to this question: "Which of these is the correct order of a chicken's life cycle? "

And do you know the answer to this one? "The Taj Mahal. Taj means 'crown', what does Mahal mean?"

72% knows the answer to this question: "A cut made by a medical professional is called a what? "

And do you know the answer to this one? "What is the more commonly used term for cervical screening?"

40% knows the answer to this question: "Supposedly, in taste tests with Papua New Guinea cannibals, which Hormel Foods luncheon meat tasted most like human flesh? "

And do you know the answer to this one? "What sauce is usually used on Peking Duck?"

44% knows the answer to this question: "Which Canadian singer-songwriter by the name of Neil _ married in 1978? "

And do you know the answer to this one? "Salt Lake City is the capital city of which U.S. state?"