32% knows the answer to this question: "Back in the 1970s, why might you (or maybe your dad) have had an eight-track cartridge in the car? "

And do you know the answer to this one? "Snoop Dogg was born in 1971. What is he famous for?"

80% knows the answer to this question: "What soul artist is the offspring of jazz and pop legend Nat "King" Cole? "

And do you know the answer to this one? "Which of these is a US national park?"

77% knows the answer to this question: "Which species is correctly paired with its type? "

And do you know the answer to this one? "Which European city is built on canals?"

34% knows the answer to this question: "Vatican City is a landlocked sovereign city-state within what other city? "

And do you know the answer to this one? "Where would you find a Russian "cosmonaut" at work?"

82% knows the answer to this question: "If you go on the internet in a cafe what access route are you using? "

And do you know the answer to this one? "What Was the Title Of Alex Haleys Most Famous Work?"

86% knows the answer to this question: "What river is also called Old Man River and the Big Muddy? "

And do you know the answer to this one? "Tetanus often is introduced through dirty wounds. By what name is it better known?"

58% knows the answer to this question: "Elephant and walrus tusks are made of what substance, whose sale is now strictly controlled? "

And do you know the answer to this one? "Cleopatra was famously romantically linked to whom?"

41% 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? "Played by Fay Wray in 1933 and by Naomi Watts in 2005, homeless actor Ann Darrow co-starred with what movie monster?"

78% knows the answer to this question: "What is Margaret Thatcher's nickname? "

And do you know the answer to this one? "Of these, which is a country in Africa?"

33% knows the answer to this question: "Which popular pancake topper is largely produced in Vermont? "

And do you know the answer to this one? "Who was assassinated on November 22, 1963?"

54% knows the answer to this question: "Who was Amelia Earhart? "

And do you know the answer to this one? "Who was Rembrandt van Rijn?"

87% knows the answer to this question: "When was the Apple computer company founded? "

And do you know the answer to this one? "Frederic Chopin is known for being which one of the following?"