31% knows the answer to this question: "In 1893, Pennsylvania bridge engineer George Ferris built his first eponymous wheel in what "windy city"? "

And do you know the answer to this one? "Who had a hit single with "Do Ya Think I'm Sexy" in 1979?"

76% knows the answer to this question: "If Dee is 7 years older than her 3-year-old sister, how old is Dee? "

And do you know the answer to this one? "If gas costs $3 per gallon, and you have $39 to spend, how many gallons can you afford?"

35% knows the answer to this question: "The medical term "stupor" is best defined as? "

And do you know the answer to this one? "Which basketball term is defined as "the playing area for a game "?"

44% knows the answer to this question: "What two-toed mammal is so slow that algae builds up on its fur, and so lazy it doesn't care? "

And do you know the answer to this one? "What does the S stand for in AIDS?"

93% knows the answer to this question: "What is another word for a champagne glass? "

And do you know the answer to this one? "What designates the hours between noon and midnight?"

45% knows the answer to this question: "What is one half of a foot? "

And do you know the answer to this one? "Who is Billie Holiday?"

92% knows the answer to this question: "What is the official language of France? "

And do you know the answer to this one? "The people of what nation refer to their homeland as "Espana"?"

30% knows the answer to this question: "A severe outbreak of which disease began in West Africa in 2014? "

And do you know the answer to this one? "Napoleon was the leader of which country?"

42% knows the answer to this question: "Who was Michelangelo? "

And do you know the answer to this one? "Who was a founding father of the Republic of China?"

57% knows the answer to this question: "What happened in Tiananmen Square in 1989? "

And do you know the answer to this one? "Shakira was born in 1977, but what occupation is she famous for? "

70% knows the answer to this question: "Which first man to walk on the Moon died in 2012? "

And do you know the answer to this one? "What was the heavily guarded border called that separated Eastern and Western Europe after WWII?"

78% knows the answer to this question: "The new industrialists built gas-lit factories close to the coalfields and rivers that powered them, and the workers followed, as cities swelled. What is the usual name for this period of British history? "

And do you know the answer to this one? "What is the name of the holy book of Islam?"