60% knows the answer to this question: "The Colloseum was used for what purpose? "

And do you know the answer to this one? "What acidic precipitation occurs when sulfur dioxides build up in the clouds?"

94% knows the answer to this question: "Neuf, "nueve" and "neun" are all ways of saying which number? "

And do you know the answer to this one? "Which means a design using one or more letters, usually initials, used as an identifying mark?"

31% knows the answer to this question: "What are wrinkles around the eyes and mouth as the result of aging commonly called? "

And do you know the answer to this one? "What is half of 98?"

54% knows the answer to this question: "Who "went up the hill to fetch a pail of water"? "

And do you know the answer to this one? "Which one of these means to decide something will not occur?"

76% knows the answer to this question: "Which nationality does Prosciutto Cotto belong to? "

And do you know the answer to this one? "What pizza dough making technique has become a competitive sport?"

91% knows the answer to this question: "What was the name of Germany's World War Two boat created by Admiral Karl Donitz? "

And do you know the answer to this one? "Towards what historical city do Muslims face when praying?"

42% knows the answer to this question: "If you are getting rid of a disease, what are you doing to it? "

And do you know the answer to this one? "Which of the following terms refers to a disease-producing agent?"

88% knows the answer to this question: "What is the largest island in the continental United States? "

And do you know the answer to this one? "Which of these rivers is mentioned in Duran Duran's single Rio? "

67% knows the answer to this question: "Which European country has the national anthem 'God Save the Queen'? "

And do you know the answer to this one? "Complete the title of the Tammy Wynette UK chart-topper: 'Stand By Your ...'?"

72% knows the answer to this question: "In which U.S city would you find the 'Brooklyn Bridge'? "

And do you know the answer to this one? "What is fine soil found on river bottoms called?"

44% knows the answer to this question: "Which planet is named after the Roman God of the Sea? "

And do you know the answer to this one? "Of these elements, which is the most toxic to humans? "

40% knows the answer to this question: "What was the surname of Dusty, who had a hit with "Son of a Preacher Man"? "

And do you know the answer to this one? "In Ireland, if you see the word 'Gardai', what does it mean?"