57% knows the answer to this question: "In 1972, the People's Republic of China gave Hsing-Hsing and Ling-Ling to the National Zoo in Washington, DC. What were they? "

And do you know the answer to this one? "Which of the following is found on a traditional Mexican breakfast menu?"

39% knows the answer to this question: "The Kingsmen reached #2 on the Billboard Hot 100 with what 1963 hit? "

And do you know the answer to this one? "What did Leo Sayer wear to promote the song 'I won't let the show go on'?"

53% knows the answer to this question: "Who sang the famous song ”Oh, Pretty Woman” (1964)? "

And do you know the answer to this one? "Who sang the famous song ”Fun, Fun, Fun” (1964)?"

36% knows the answer to this question: "What part of your body does calcium aid? "

And do you know the answer to this one? "A gale is a strong what?"

93% knows the answer to this question: "Although he actually died of cancer, Karmuala Searlel was supposedly mauled to death by elephants in 1920 while playing what character? "

And do you know the answer to this one? "On which continent is South Korea located?"

72% knows the answer to this question: "Who did Barack Obama marry in 1992? "

And do you know the answer to this one? "Which of the following is a type of sweet onion?"

36% knows the answer to this question: "Which two nations signed the Intermediate-Range Nuclear Forces Treaty in 1987? "

And do you know the answer to this one? "It is said that Archimedes began to formulate his theories on hydrostatics when the tyrant of Syracuse Hiero II asked him if his crown was pure gold. What did Archimedes say when he realised how he could find out?"

74% knows the answer to this question: "The Amazon rainforest covers a large region in which of these countries? "

And do you know the answer to this one? "What was the head of state in Iran called before the revolution of 1979?"

95% knows the answer to this question: "The definition of "outside the body" best fits which medical term? "

And do you know the answer to this one? "Who sang the famous song ”Baby Love” (1964)?"

62% knows the answer to this question: "Who ya gonna call? A lawyer! What movie was sued by the Caspar the Friendly Ghost people and got theme-song writer Ray Parker Jr sued by Huey Lewis and the News? "

And do you know the answer to this one? "What Spanish-speaking nation got its name from its position on the Equator?"

34% knows the answer to this question: "What is the process of taking scrap materials and using them again called? "

And do you know the answer to this one? "What is a huge river of ice called?"

40% knows the answer to this question: "They are best known for inventing, building, and flying the world's first successful airplane. Who are they? "

And do you know the answer to this one? "Who invented the long-lasting, practical electric 'light bulb' and has been described as America's greatest inventor?"