45% knows the answer to this question: "Panzanella is a salad from Florence made with tomatoes and what stale ingredient? "

And do you know the answer to this one? "In the first episode of his TV series, who used a chocolate bar to plug a sulfuric acid leak?"

65% knows the answer to this question: "Who proclaimed the Communist People's Republic of China in 1949? "

And do you know the answer to this one? "What is the name of the thousands of ancient clay sculptures depicting the armies of Qin Shi Huang, the First Emperor of China?"

49% knows the answer to this question: "Who was the young boy in "Treasure Island"? "

And do you know the answer to this one? "In what sort of book does the main character write in "Dear Mr. Henshaw"?"

93% knows the answer to this question: "What phrase can refer to June in Jaipur, or to a warm spell in late autumn in North America? "

And do you know the answer to this one? "What is the barnyard name for crude iron that comes straight out of the blast furnace?"

46% knows the answer to this question: "Who is Margaret Thatcher? "

And do you know the answer to this one? "D-Day' is commonly associated with which war?"

38% knows the answer to this question: "How many six-packs do you need if you want to have "99 bottles of beer on the wall"? "

And do you know the answer to this one? "What billion-dollar energy corporation collapsed after a 2002 financial scandal?"

39% knows the answer to this question: "The lyric "Heigh-ho, the derry-o" is from which song? "

And do you know the answer to this one? "Shel Talmy was hired to produce the Who's I Can't Explain, so that it could be their answer to what Kinks song that Talmy had written?"

84% knows the answer to this question: "Which European country was given a bailout by the European Union in 2013? "

And do you know the answer to this one? "Of which country did F. W. de Klerk become president in 1989?"

82% knows the answer to this question: "Who was President between 1933-1945? "

And do you know the answer to this one? "What measurement, equal to about 4 inches, is used to measure the height of a horse?"

68% knows the answer to this question: "How do you write the simplified version of 2/8? "

And do you know the answer to this one? "What did Yankee Doodle call the feather he put in his cap?"

70% knows the answer to this question: "What city's Cimetiere du Montparnasse holds the remains of Jean-Paul Sartre and Simone de Beauvoir? "

And do you know the answer to this one? "What city's 202-foot Monument stands near where the Great Fire of 1666 started?"

50% knows the answer to this question: "What type of weapon was a tomahawk, used by Native American Indians? "

And do you know the answer to this one? "In which country did the Mau Mau Rebellion take place?"