47% knows the answer to this question: "Released in 2002 by iRobot, the Roomba was a round, flat robot. What did it do? "

And do you know the answer to this one? "Which pair of animal species and type is correct?"

89% knows the answer to this question: "What very aggressive species of shark is the world's largest predatory fish? "

And do you know the answer to this one? "Which art movement started in France during the 1860's?"

67% knows the answer to this question: "Which country with a total area of 10,990 square kilometers has Kingston as its capital city? "

And do you know the answer to this one? "Rubber is a good material for making wellington boots because it is what?"

84% knows the answer to this question: "Which species of crab lives inside a shell? "

And do you know the answer to this one? "Which form of scanning was introduced in 1971?"

65% knows the answer to this question: "Which opera term matches "a castrated male prized for his high singing voice"? "

And do you know the answer to this one? "What fiber comes from the cocoon of mulberry worms?"

89% knows the answer to this question: "In what year was the Cuban Missile Crisis? "

And do you know the answer to this one? "Which first man to walk on the Moon died in 2012?"

91% knows the answer to this question: "The U.S. has states what does Canada have? "

And do you know the answer to this one? "Who is known as the most successful horror author? "

95% knows the answer to this question: "During World War II, Britain's crown jewels and the Magna Carta were held in what Kentucky fort? "

And do you know the answer to this one? "Where is the famous "Mona Lisa" painting housed?"

84% knows the answer to this question: "By what name is the burial place on West Bank of the Nile, used by the Pharaohs, known as? "

And do you know the answer to this one? "In ancient times, the Roman Colosseum was used for what types of events?"

49% knows the answer to this question: "On what Japanese cities did the U.S. drop atomic bombs in 1945? "

And do you know the answer to this one? "Twenty-two months of negotiation and the 1998 Good Friday Agreement ended violence in what nation? "

66% knows the answer to this question: "Of these, which was a world leader in the 80s? "

And do you know the answer to this one? "The Prohibition was a ban against what product?"

74% knows the answer to this question: "The last words I heard before I was shot to death were, "You can't say Dallas doesn't love you, Mr. President." Who am I? "

And do you know the answer to this one? "James Butler Hickok was better known by which name?"