32% knows the answer to this question: "Descended from a wealthy aristocratic family, the young Plato joined the group of disciples of a famous philosopher who influenced him profoundly. Who was his teacher? "

And do you know the answer to this one? "Who invented the first powered, controlled airplane in 1903?"

38% knows the answer to this question: "Who was Francisco Goya? "

And do you know the answer to this one? "Which part of the UK is traditionally identified with male voice choirs and sheep farming?"

31% knows the answer to this question: "To which food groups do a hot dog and a bun belong? "

And do you know the answer to this one? "What website is most credited with expanding the popularity of purchasing things online?"

74% knows the answer to this question: "What is a cervical collar also known as? "

And do you know the answer to this one? "Which continent contains the Nile River and the Sahara Desert?"

93% knows the answer to this question: "Who beat Katy the Kangaroo to become the mascot of Kellogg's Frosted Flakes? "

And do you know the answer to this one? "A piece of wood from the apple tree that supposedly inspired my theory of gravity went up to space with astronaut Piers Sellers. Who am I?"

49% knows the answer to this question: "Give us the word that has been changed in this line from William Wordsworth. I wandered lonely as a penguin that floats on high o'er vales and hills. "

And do you know the answer to this one? "Which number is the smallest?"

31% knows the answer to this question: "Which European country was split into two countries until 1989? "

And do you know the answer to this one? "What Egyptian city is one of the largest cities in both Africa and the Middle East?"

95% knows the answer to this question: "What is the largest city by population in the Canadian Province of Quebec? "

And do you know the answer to this one? "What kind of meat is prosciutto?"

42% knows the answer to this question: "Alfred J Gross invented this for doctors, who didn't like it, although the last people to use it were hospital doctors. Mind you, the tech behind it also powers garage openers. What is it? "

And do you know the answer to this one? "Minestrone is included in which cuisine?"

68% knows the answer to this question: "Wood's glass, which blocks most wavelengths of light, was originally used to encode messages. What kind of light does it let through? "

And do you know the answer to this one? "A Canadian CBC TV movie called Flight into Danger, co-starring James "Scotty" Doohan, was spoofed by what movie?"

68% knows the answer to this question: "Which group won the 2004 Best Rap Performance By A Duo Or Group Grammy for "Let's Get It Started"? "

And do you know the answer to this one? "Who sang the famous song ”I Am the Walrus” (1967)?"

83% knows the answer to this question: "Which country lies directly south of Mongolia? "

And do you know the answer to this one? "Djibouti is the capital of which country?"