56% knows the answer to this question: "Though it takes up only 21% of air, what element do we need to breathe? "

And do you know the answer to this one? "Which city in Florida is home to Disneyland?"

84% knows the answer to this question: "What is a koala? "

And do you know the answer to this one? "At the heart of what city does the historic fortified complex referred to as The Kremlin lie?"

89% knows the answer to this question: "Auguste Renoir and his friends made the first Impressionist art in what green nature setting? "

And do you know the answer to this one? "In what tune do the Beatles take a sad song and make it better?"

45% knows the answer to this question: "The medical term "renal" is best defined as? "

And do you know the answer to this one? "What term is used to describe cosmetic plastic surgery?"

71% knows the answer to this question: "On tight turns, a pilot may feel G force. By definition, what is this? "

And do you know the answer to this one? "In 1984, what animal's heart was transplanted into Baby Fae?"

52% knows the answer to this question: "Houston is located in which state? "

And do you know the answer to this one? "Salt Lake City is the capital city of which U.S. state?"

72% knows the answer to this question: "Who sang the famous song "In Dreams" (1963) ? "

And do you know the answer to this one? "Who sang the famous song "Somebody To Love" (1976) ?"

61% knows the answer to this question: "Who sang the famous song ROCK In The USA (A Salute To 60's Rock) (1985)? "

And do you know the answer to this one? "Who sang the famous song "It's All Over Now" (1964)"

85% knows the answer to this question: "Who sang the famous song "Girl You'll Be A Woman Soon" (1971) "

And do you know the answer to this one? "Who sang the famous song Black Betty (1977)? "

65% knows the answer to this question: "Alberto Ascari was famous in which sport in the 50s? "

And do you know the answer to this one? "Hypoglycaemia means you have too little what in your blood?"

53% knows the answer to this question: "The coccyx is at the base of which structure? "

And do you know the answer to this one? "Far from being sold into the trade as children, many of today's geisha are unionized. Where would you hire one?"

91% knows the answer to this question: "If you have £198 and spend £25, how much is left? "

And do you know the answer to this one? "Galoshes is another name for what type of footwear?"