49% knows the answer to this question: "Which is the only type of rock that floats? "

And do you know the answer to this one? "Purple jelly, jam and popsicles are all made from which fruit?"

78% knows the answer to this question: "Out of what material would a sheath or scabbard likely have been made in the Middle Ages? "

And do you know the answer to this one? "Extending from Kingsdown to Capel-le-Ferne in England, it is visible from Cap Gris Nez in France and composed mainly of coccoliths. What? "

39% knows the answer to this question: "Memphis International Airport is located in what U.S. state? "

And do you know the answer to this one? "Belgium is known for what pale ale, often made with pilsner malt, whose name suggests that it "has more fun"?"

91% knows the answer to this question: "The frankfurter wiener gets its name from two different cities, where the locals speak what language? "

And do you know the answer to this one? "In Brazil, fejoda is this pig part, pickled. Americans eat it as trotters. What pig part is it?"

73% knows the answer to this question: "Which gadget was often referred to as "Apple's tablet" before its release? "

And do you know the answer to this one? "What did the American settlers call British troops during the War of Independence?"

35% knows the answer to this question: "Woody Allen directed and starred in which movie in 1977? "

And do you know the answer to this one? "In what year did the Berlin Airlift begin?"

59% knows the answer to this question: "The city of Fort Worth is located in which US state? "

And do you know the answer to this one? "What vegetable do you julienne to make french fries? "

73% knows the answer to this question: "Who played a man-whore in American Gigolo, then played a john in Pretty Woman? "

And do you know the answer to this one? "The 2015 movie had how many "Shades of Grey"?"

31% knows the answer to this question: "Freddie Mercury didn't consider himself a good piano player and therefore feared playing what song live? "

And do you know the answer to this one? "Which of these words means "to send back"?"

93% knows the answer to this question: "Who delivered his famous "I have a dream" speech in 1963? "

And do you know the answer to this one? "What is aquaculture?"

39% knows the answer to this question: "What is the scientific term for "everything that exists"? "

And do you know the answer to this one? "This fear of spiders tends to affect women more than men."

36% knows the answer to this question: "Who is Billie Jean King? "

And do you know the answer to this one? "What famous fairy tale writer was German?"