49% knows the answer to this question: "Adolphe Sax invented which instrument in 1840? "

And do you know the answer to this one? "In which city was John F. Kennedy assassinated?"

52% knows the answer to this question: "Dr Wu spliced dinosaur DNA with frog DNA, creating a whole theme park of dinos in what book-turned-movie? "

And do you know the answer to this one? "What is the next number in the following pattern sequence: 2,7,12,17?"

91% knows the answer to this question: "In 2013, Hassan Rouhani became the new President of which country? "

And do you know the answer to this one? "Which former soccer star and model was named Sexiest Man Alive by People magazine in November 2015?"

76% knows the answer to this question: "What important traditional Chinese holiday is celebrated at the turn of the Chinese calendar? "

And do you know the answer to this one? "What potato chip hoped to become a Christmas staple, with such horrible holiday-themed flavors as White Chocolate Peppermint, Pumpkin Pie Spice and Cinnamon & Sugar?"

94% knows the answer to this question: "People addicted to plastic surgery often have what disease? "

And do you know the answer to this one? "What medical term means to grow a microorganism in the laboratory?"

83% knows the answer to this question: "North Korea threatened a nuclear attack against which country in 2013? "

And do you know the answer to this one? "What was O.J. Simpson charged with when he was arrested in 1994?"

63% knows the answer to this question: "Common North American varieties include the Burbank Russet and the Yukon Gold, while common British varieties include the Maris Piper, King Edwards and Golden Wonder. What is it? "

And do you know the answer to this one? "In Italian cuisine, what are the small potato dumplings called?"

95% knows the answer to this question: "How many guns are fired as salute for something of national importance? "

And do you know the answer to this one? "What year did the historical event, "Muslim leader Ayatollah Khomeini invades Iran", occur?"

76% knows the answer to this question: "What is the name of the toy which is a decompressed helical spring? "

And do you know the answer to this one? "San Francisco is a city in which state?"

74% knows the answer to this question: "Who sang the famous song Let It Be (1970)? "

And do you know the answer to this one? "Who sang the famous song Smoke On The Water (1973)? "

70% knows the answer to this question: "Spumoni, also called spumone, is usually served with candied fruit and nuts. What is it? "

And do you know the answer to this one? "What breakfast cereal has the bumblebee character BuzzBee as its mascot?"

80% knows the answer to this question: "Which group recorded the hit single "Karma Chameleon" in 1984? "

And do you know the answer to this one? "In 1981, Lionel Richie sang a duet with Diana Ross as the theme song to which movie?"