87% knows the answer to this question: "Which of these substances is NOT metallic? "

And do you know the answer to this one? "What is the process of passing dry ingredients through a sieve to aerate?"

38% knows the answer to this question: "Which actress starred in The Seven Year Itch? "

And do you know the answer to this one? "One Flew Over The Cuckoo's Nest is set in which of these? "

61% knows the answer to this question: "Which creature listed below could also be called "the loudest monkey"? "

And do you know the answer to this one? "What is an aardvark's primary source of food?"

85% knows the answer to this question: "Three of these countries are in Europe - spot the odd one out? "

And do you know the answer to this one? "Lederhosen are the traditional garb for men in which country?"

91% knows the answer to this question: "What force is used to make maglev trains run along their tracks? "

And do you know the answer to this one? "The physicist Marie Curie was awarded the Nobel Prize in which year?"

47% knows the answer to this question: "The definition of "of major importance for treating or evaluating patients" best fits this medical term? "

And do you know the answer to this one? "Which term describes plastic surgery on the ear?"

67% knows the answer to this question: "Two shapes that are exactly the same are said to be what? "

And do you know the answer to this one? "If an item costs $1.29, how much change would you get if you paid with two $1 bills?"

84% knows the answer to this question: "Which composer wrote 'Rhapsody in Blue' and 'An American in Paris'? "

And do you know the answer to this one? "What is the name of Michael Jackson's pet chimpanzee, whom he eventually got rid of?"

34% knows the answer to this question: "Which author penned "Oliver Twist", "A Christmas Carol" and "Little Nell? "

And do you know the answer to this one? "Chile is located in which continent?"

48% knows the answer to this question: "In the '80s, Stevie Nicks and Christine McVie were the female vocalists with which band?' "

And do you know the answer to this one? "Into every ... a little rain must fall"

40% knows the answer to this question: "Ernest Hemingway won the Nobel Prize in which field in 1954? "

And do you know the answer to this one? "What is a "pirouette" in ballet?"

62% knows the answer to this question: "What molecule are all sugars converted to prior to absorption into the bloodstream? "

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? "