56% knows the answer to this question: "What brother-sister team was the top-selling musical act through the 1970s? "

And do you know the answer to this one? "Who sang the famous song "Another Brick In The Wall" (1980)?"

79% knows the answer to this question: "Who sang the famous song "It’s Now Or Never" (1960)? "

And do you know the answer to this one? "Which animal is not a mammal?"

80% knows the answer to this question: "Thought to be a 19-year-old student named Wang Weilin, Tank Man stopped a row of tanks in what city's Tiananmen Square in 1989? "

And do you know the answer to this one? "What is the distinguishing feature of a Manx cat?"

56% knows the answer to this question: "What U.S. state is nicknamed "The Aloha state"? "

And do you know the answer to this one? "Which of these is the name of the invention that meant the end of road maps?"

77% knows the answer to this question: "What is the word for getting rid of electrical charge by transferring it? "

And do you know the answer to this one? "The ballet "The Nutcracker" is especially popular during which holiday season?"

39% knows the answer to this question: "Which of the following vegetables can be red, yellow or white? "

And do you know the answer to this one? "In cooking a sauce or custard, what is it called when it is thick and forms a film on a metal spoon?"

60% knows the answer to this question: "Chaise is a...? "

And do you know the answer to this one? "Which of these forms of carbon is South Africa particularly renowned for producing?"

34% knows the answer to this question: "The first Woodstock Festival took place in which decade? "

And do you know the answer to this one? "Where would you find the Wailing Wall?"

56% knows the answer to this question: "The endangered "lesser one-horned" variety of what ungulate is also known as the Javan species? "

And do you know the answer to this one? "In which country is the harbor city Mumbai?"

59% knows the answer to this question: "Which center shot 71% from the field in the 2014-15 NBA season? "

And do you know the answer to this one? "What did the Romans call the city now known as London?"

66% knows the answer to this question: "What word describes a camera's focusing in on far-away objects? "

And do you know the answer to this one? "Which of these musical films was released first?"

40% knows the answer to this question: "What does Steve McQueen ride at the end of 'The Great Escape'? "

And do you know the answer to this one? "What type of food do most Brazilians refrain from eating during Catholic season of Lent? "