39% knows the answer to this question: "According to rumours, what takes seven years to pass through your digestive system if swallowed? "

And do you know the answer to this one? "In 2009, Chesley "Sully" Sullenberger landed US Airways Flight 1549 in what river?"

37% knows the answer to this question: "In 1989, authorities added 750 metric tonnes of lead weights around the north side of its base, to keep what city's Leaning Tower from collapsing? "

And do you know the answer to this one? "What is Europe's most visited theme park?"

83% knows the answer to this question: "Finish this line of Tom Jones lyrics: "As she deceived me I watched and went out of my mind - My, my, my, ___________". "

And do you know the answer to this one? "Buzz Lightyear and Woody are the two main characters in what 1995 Pixar film?"

89% knows the answer to this question: "Which famous trumpeter and actor died in 1971? "

And do you know the answer to this one? "During the American Revolution, which of these men was a Commander at the 1776 'Battle of Fort Washington'?"

46% knows the answer to this question: "Tony Blair is best known for holding what political position? "

And do you know the answer to this one? "Czar Nicholas II tried to defuse the opposition against him with the October Manifesto, which created an elected Duma with limited powers, in what country?"

68% knows the answer to this question: "What takes up 50-70 percent of a whale's weight? "

And do you know the answer to this one? "Aquarius and "Good Morning Starshine" are songs from what hit musical?"

30% knows the answer to this question: "What world-famous American college was founded in 1636? "

And do you know the answer to this one? "Which basketball term is defined as "a metal rim 18 inches in diameter, 10 feet above the floor"?"

39% knows the answer to this question: "Which of the following lives in the ocean but breathes air? "

And do you know the answer to this one? "Citrus fruit is the most common proponent of which vitamin?"

89% knows the answer to this question: "Mix whiskey, sweet vermouth and bitters, top with a cherry and you have a cocktail that shares a name with what New York borough? "

And do you know the answer to this one? "Which fruit's name is derived from its color?"

85% knows the answer to this question: "Which of these is not a root we eat? "

And do you know the answer to this one? "What is the name of the spice that grows as a tall, tropical green grass with the taste of a yellow fruit?"

89% knows the answer to this question: "Vatican City is the capital of what country? "

And do you know the answer to this one? "Washington D.C. was originally founded near which river?"

57% knows the answer to this question: "A 'tracheotomy' is performed when what is blocked? "

And do you know the answer to this one? "Thrust moves a plane forward. What force holds it back?"