55% knows the answer to this question: "Most bread is leavened with what one-celled fungus? "

And do you know the answer to this one? "In what year was Pearl Harbor attacked by the Japanese?"

59% knows the answer to this question: "Mark Spitz won 7 Olympic golds in which sport in 1972? "

And do you know the answer to this one? "What is mined at Kimberley in South Africa?"

41% knows the answer to this question: "The two types of car insurance are third party fire and theft and fully what? "

And do you know the answer to this one? "Katy Perry wore a jacket with a tiger on it for the cover of what 2013 hit single?"

84% knows the answer to this question: "What is musician Jimi Hendrix's real name? "

And do you know the answer to this one? "Indiana Jones and the ….."

83% knows the answer to this question: "In what country were Eddie and Alex Van Halen born? "

And do you know the answer to this one? "In which part of the body is the radius bone?"

70% knows the answer to this question: "What dragon, created by Peter, Paul and Mary, lived by the sea and frolicked in the autumn mist in a land called Honah Lee? "

And do you know the answer to this one? "Which group took 'House of the Rising Son' to the top of the charts in the '60s?"

30% knows the answer to this question: "What word means the same as zero? "

And do you know the answer to this one? "What is 700 x 6?"

32% knows the answer to this question: "Jadarite is a borosilicate with sodium, lithium and fluorine, which happens to be the formula given to what imaginary substance in Superman Returns? "

And do you know the answer to this one? "Which animal is the symbol of the Zodiac sign Taurus? "

62% knows the answer to this question: "Who sang the famous song "New York New York" (1979)? "

And do you know the answer to this one? "Who sang the famous song "Mandy" (1974)?"

78% knows the answer to this question: "What film is this line from "I am not an animal! I am a human being"? "

And do you know the answer to this one? "Who is responsible for the "Star Wars" movies?"

60% knows the answer to this question: "After the architects messed up the first pyramid, Snefru ordered them to make a second one. Where? "

And do you know the answer to this one? "What was the name of the American inventor who is regarded as the inventor of the light bulb, alongside Sir Joseph Swan?"

41% knows the answer to this question: "What Cold War landmark was dismantled on November 11, 1989? "

And do you know the answer to this one? "What agency replaced the National Advisory Committee for Aeronautics (NACA) in 1958?"