56% knows the answer to this question: "Which number is odd? "

And do you know the answer to this one? "What is the expected time an organism will live called?"

34% knows the answer to this question: "In which country might you expect to see women wearing saris? "

And do you know the answer to this one? "Which wall was the physical manifestation of Europe's 'Iron Curtain'?"

66% knows the answer to this question: "The practice of acupuncture originated in which country? "

And do you know the answer to this one? "Angina is pain felt in which part of the body?"

66% knows the answer to this question: "The U.S. invaded Afghanistan in 2001 to topple what government? "

And do you know the answer to this one? "What breed of dogs originated in Afghanistan?"

49% knows the answer to this question: "The guillotine was invented in which country? "

And do you know the answer to this one? "Which nurse tended soldiers in the Crimean War?"

48% knows the answer to this question: "What was the name of the huge German battleship that was destroyed in 1941, just 11 days after leaving harbor to harass supply convoys in the Atlantic? "

And do you know the answer to this one? "In the 200s AD, what country was broken up into a Three Kingdoms period: the Wu south, the Shu in the west and the powerful Wei in the north?"

46% knows the answer to this question: "Which former Prime Minister of Israel died in 2014? "

And do you know the answer to this one? "Who succeeded Lenin as leader of the Soviet Union upon Lenin's death in 1924?"

37% knows the answer to this question: "Which part of the Sistine Chapel is famously the main focal point? "

And do you know the answer to this one? "Prince William of the UK married whom in 2011?"

39% knows the answer to this question: "In the news throughout the 90s, with which commodity is OPEC involved? "

And do you know the answer to this one? "What long-standing South African policy was discontinued in 1990?"

47% knows the answer to this question: "What number is 4 times the sum of 2 + 2? "

And do you know the answer to this one? "Which of these is South Africa particularly famous for being a source of?"

64% knows the answer to this question: "Which company invented Nylon? "

And do you know the answer to this one? "How many feet are in a yard?"

34% knows the answer to this question: "Stretching after a workout helps to accomplish what? "

And do you know the answer to this one? "What is a medical term for "a bruise or a black and blue mark"?"