81% knows the answer to this question: "There were only two commercially used supersonic jets. The Brits and French shared the Concorde. What country offered the Tupolev Tu-144? "

And do you know the answer to this one? "What semi-ersatz country created its own national airline by chartering Mistral Air to fly out to pilgrimage sites?"

80% knows the answer to this question: "Cataract surgery involves removing which part of the eye? "

And do you know the answer to this one? "Seasonal Affective Disorder usually affects people at which time of year?"

92% knows the answer to this question: "Which Hitchcock movie is about a wheelchair-bound man, watching his neighbours? "

And do you know the answer to this one? "What colour was the "Itsy Bitsy Teeny Weeny Bikini" in 1960?"

99% knows the answer to this question: "What does the T stand for in DVT? "

And do you know the answer to this one? "Most people conscripted into the Army in the 1930s and 40s went in at which rank?"

96% knows the answer to this question: "Which film directed by David Lean in 1965 starred Julie Christie and Omar Sharif? "

And do you know the answer to this one? "Which kind of set-up refers to a replication of a cinema at the comforts of the home?"

89% knows the answer to this question: "What 1966 spaceship was staffed by McCoy, Kirk, Spock, Sulu, Scott, Chekov and Uhura? "

And do you know the answer to this one? "An Irish coffee has which spirit added?"

97% knows the answer to this question: "A child takes 5ml of medicine 4 times a day. How many days will a 100ml bottle last for? "

And do you know the answer to this one? "What is 47 more than 221?"

81% knows the answer to this question: "What ferry sank in the Baltic Sea in 1994? "

And do you know the answer to this one? "Who became UK prime minister in 1997?"

76% knows the answer to this question: "Which US state is famous for its lobster rolls? "

And do you know the answer to this one? "Wines produced outside the traditional European wine regions are referred to as what?"

95% knows the answer to this question: "The kidnapping of which woman led to the Trojan War? "

And do you know the answer to this one? "Which of these US cities has hosted the Summer Olympic Games?"

0% knows the answer to this question: "Using decimal notation approximate 6/36? "

And do you know the answer to this one? "Which 1978 film does this quote, "Stanley, see this? This is this. This ain't somethin' else. This is this. From now on, you're on your own," appear in?"

81% knows the answer to this question: "What's the name Paul McCartney's fashion designer daughter? "

And do you know the answer to this one? "What singer recorded the song 'New York State of Mind'?"