67% knows the answer to this question: "People who live in glass ... should not throw stones "

And do you know the answer to this one? "What cannot be cured must be …"

71% knows the answer to this question: "Who was Benito Mussolini? "

And do you know the answer to this one? "Which gun shelled Paris in World War I?"

80% knows the answer to this question: "Originally in 1932, the Three Musketeers bar was three separate nougat bars, each a different flavor. Which of these was not one of them? "

And do you know the answer to this one? "What world leader was nicknamed "The Iron Lady"?"

48% knows the answer to this question: "What Indian weapon is also the name of a cruise missile and the Curtiss P-40 fighter aircraft? "

And do you know the answer to this one? "What are solid particles that produce color by absorbing or reflecting light called?"

74% knows the answer to this question: "Single mom Gladys Mortenson was a Hollywood film cutter and single mom who named her baby for Norma Talmadge. Who did the baby become? "

And do you know the answer to this one? "Who became the first sitting president to visit Cuba since Calvin Coolidge addressed the International Conference of American States there in 1928?"

88% knows the answer to this question: "Mother's Day "

And do you know the answer to this one? "I'm a hilarious actor who starred in "Ace Ventura" and "The Mask". Who am I?"

49% knows the answer to this question: "... and ye shall find "

And do you know the answer to this one? "Old ... never die; they just fade away"

84% knows the answer to this question: "Kids in 1975 went crazy to own which sort of pet creature? "

And do you know the answer to this one? "Which former Prime Minister of Israel died in 2014?"

70% knows the answer to this question: "Which of these rocks is the hardest? "

And do you know the answer to this one? "Who was Dean Martin's most famous film partner?"

57% knows the answer to this question: "Blowin' in the "..." (1963) "

And do you know the answer to this one? "Sealed With A "..." (1962)"

30% knows the answer to this question: "Dubbed Roboburgh by the Wall Street Journal, what Steel City is also one of the world's best places for an organ transplant? "

And do you know the answer to this one? "Martin Luther was a central figure during which historical event?"

72% knows the answer to this question: "What language is spoken most widely in Saudi Arabia? "

And do you know the answer to this one? "Philippe Bunau-Varilla negotiated the treaty by which Panama sold the land for this. As one of Ferdinand De Lesseps' staff, he helped build this. What?"