68% knows the answer to this question: "Hawkeye and Trapper John were characters on what popular TV series which debuted in 1972? "

And do you know the answer to this one? "Which monarch celebrated 25 years in 1977?"

57% knows the answer to this question: "Which type of musical instrument was the Emenee Flamingo, a 1950s fad? "

And do you know the answer to this one? "Who is one of the 12 founding member countries of NATO?"

49% knows the answer to this question: "What novel features a great white whale? "

And do you know the answer to this one? "'Under Pressure' is the song David Bowie has collaborated with what band?"

92% knows the answer to this question: "What word is spoken 160 times in The Big Lebowski, although still much less often than the F-word? "

And do you know the answer to this one? "What German-born actor may have had a long-term relationship with Erich Maria Remarque, but also reportedly bedded Frank Sinatra, Edith Piaf and Joe Kennedy?"

55% knows the answer to this question: "Which was the best-selling doll in the sixties? "

And do you know the answer to this one? "In which city was the coronation of Elizabeth II held in 1953?"

32% knows the answer to this question: "What is the capital city of Spain? "

And do you know the answer to this one? "Overshadowed by my husband until he died in 1980, it was only then that my music became influential, particularly Walking on Thin Ice, which influenced the new wave bands of the 1980s. Who am I?"

53% knows the answer to this question: "Who sang the famous song "Djangology" (1949)? "

And do you know the answer to this one? "Who sang the famous song "It's Raining Men" (1983)? "

92% knows the answer to this question: "What is Egypt's largest seaport, serving approximately 80% of Egypt's imports and exports? "

And do you know the answer to this one? "I'm a young Prince of England and son of Duchess Kate, born in 2013. Who am I?"

58% knows the answer to this question: "Chiropody is the old name for podiatry, a medical speciality involving what? "

And do you know the answer to this one? "Where did a major earthquake hit in 1906?"

87% knows the answer to this question: "What state celebrates King Kamehameha Day every June 11? "

And do you know the answer to this one? "Which Johnny Weissmuller character's yell was apparently created by combining a violin G-string, a hyena's howl, a dog's growl and a camel's bleat? "

72% 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?"

30% knows the answer to this question: "Toffee apples are associated with which time of the year in Britain and Ireland? "

And do you know the answer to this one? "What Beatle, sometimes called the goofy one (or maybe the lucky one) is a thuggee-like cult trying to sacrifice in Help?"