59% knows the answer to this question: "Which country started building a Great Wall around 500 years BC? "

And do you know the answer to this one? "The Chinese developed what fabric from worms? "

67% knows the answer to this question: "What is 106 add 32? "

And do you know the answer to this one? "Which is the smallest of the US' 50 states?"

39% knows the answer to this question: "When would you find yourself taking a polygraph? "

And do you know the answer to this one? "Hepatitis happens when it gets inflamed, cirrhosis when its tissues get scarred, and jaundice when a blocked duct overloads your blood with bilirubin. What is it?"

52% knows the answer to this question: "In which movie did Brad Pitt play the role of Tyler Durden? "

And do you know the answer to this one? "Which of these adventure films lost over $100 million?"

42% knows the answer to this question: "Who sang the famous song "There’ll Be Some Changes Made" (1941)? "

And do you know the answer to this one? "13th century explorer Marco Polo was from which country?"

50% knows the answer to this question: "Grace Kelly married the Prince of which country in 1956? "

And do you know the answer to this one? "Who sang the famous song "California Girls" (1965)?"

79% knows the answer to this question: "What is the common name for the country that is officially called the Swiss Confederation? "

And do you know the answer to this one? "Which TV sitcom centred around a mother and her five children?"

30% knows the answer to this question: "Placing a green tomato into a paper bag helps it to do what? "

And do you know the answer to this one? "Which of the following is used to whip cream?"

52% knows the answer to this question: "... while the iron is hot "

And do you know the answer to this one? "Great ... think alike"

82% knows the answer to this question: "Which island is to the south of Australia? "

And do you know the answer to this one? "Which of the following countries has never won the World Cup?"

48% knows the answer to this question: "What famous Italian landmark is known for not standing up straight? "

And do you know the answer to this one? "People who are lactorse intolerant have to avoid which products?"

50% knows the answer to this question: "What is a person who poses for a painter called? "

And do you know the answer to this one? "The business district of Canary Wharf, in London, is located on which river?"