59% knows the answer to this question: "Found in things like chewing gum, xylitol has fewer calories than what it replaces, and because it causes the mouth to produce less plaque and lactic acid, it actually slows down tooth decay. What does xylitol replace? "

And do you know the answer to this one? "What group recorded the most well-known version of the 12-bar-blues-based song "Rock Around the Clock" in 1954?"

36% knows the answer to this question: "In which major world event was Britain involved between 1914 and 1918? "

And do you know the answer to this one? "From West Africa, Synseplaum dulcificum is called miracle berry, and its key ingredient, miraculin, produces what effect, one especially handy if you don't like lemons?"

87% knows the answer to this question: "How many seconds in 10 minutes? "

And do you know the answer to this one? "What is the total of 159 + 33 + 48?"

80% knows the answer to this question: "Fear of water is known as what? "

And do you know the answer to this one? "What do our bodies need from the air we breathe?"

84% knows the answer to this question: "Glen Campbell's 1968 hit was "By The Time I Get To. . . . ."? "

And do you know the answer to this one? "Complete the Engelbert Humperdinck hit song title, "The Last ..."?"

86% knows the answer to this question: "What was the name of the famous General who led the Confederates during the American Civil War? "

And do you know the answer to this one? "The Acropolis is found in which country?"

78% knows the answer to this question: "Muhammad Ali refused to fight in which war? "

And do you know the answer to this one? "What is a surface which has been given a coating of gold called?"

82% knows the answer to this question: "What is an animal with a backbone called? "

And do you know the answer to this one? "As of 2014, what sequel-mad star has been the Nutty Professor twice, Donkey four times and Axel Foley three times?"

52% knows the answer to this question: "What word means the same as the French "souvenir"? "

And do you know the answer to this one? "What is the capital of the Philippines?"

47% knows the answer to this question: "What does a lionfish have in its spiny fins? "

And do you know the answer to this one? "Which word is spelled wrong?"

33% knows the answer to this question: "If you roll a gutter ball, how many pins have you knocked down? "

And do you know the answer to this one? "Black and red tartan, similar to a plaid pattern, is a traditional fabric of what country?"

87% knows the answer to this question: "What competes with the Wii U and Xbox One, as one of the eighth generation of video game consoles? "

And do you know the answer to this one? "Which of these movies featured Harrison Ford?"