77% knows the answer to this question: "What country in North America with Washington, DC as its capital uses the dollar as its currency? "

And do you know the answer to this one? "Which country did British Airways originate from?"

44% knows the answer to this question: "Which one of these inventions or discoveries came first? "

And do you know the answer to this one? "Which one of these inventions or discoveries came first?"

63% knows the answer to this question: "Who sang the famous song "You Don't Bring Me Flowers" (1978) ? "

And do you know the answer to this one? "Who sang the famous song "Paint It Black" (1966) ?"

31% knows the answer to this question: "Who said, "Imagination is the highest form of research"? "

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

64% knows the answer to this question: "Janet Reno, Michael J Fox, Muhammad Ali and John Paul II all suffered from what disease? "

And do you know the answer to this one? "What US state has built up an impressive wine industry, notably in its Sonoma and Napa counties?"

40% knows the answer to this question: "What type of animal is an Aberdeen Angus? "

And do you know the answer to this one? "What measurement, equal to about 4 inches, is used to measure the height of a horse?"

56% knows the answer to this question: "The medical term "symptomatic" is best defined as? "

And do you know the answer to this one? "Which of the following is not part of the heart?"

79% knows the answer to this question: "Who lent his name to a Lean Mean Fat Reducing Grilling Machine that made him more money than boxing ever did? "

And do you know the answer to this one? "When you pour a liquid over the surface of food in a fine, thread-like stream, what are you doing?"

59% knows the answer to this question: "Who is father of Jakob Dylan whose solo album 'Women and country' came out in 2010? "

And do you know the answer to this one? "What number does the Roman numeral V denote?"

72% knows the answer to this question: "What kind of doctor was Dr Martin Luther King Jr? "

And do you know the answer to this one? "Which branch of medicine deals with joint disorders?"

37% knows the answer to this question: "In the old days, what did the 3 R's stand for? "

And do you know the answer to this one? "There are two sides to every ..."

82% knows the answer to this question: "What country thought it was cursed by God after Boris Godunov murdered Ivan the Terrible's son Dmitry? "

And do you know the answer to this one? "Where were the 1984 Summer Olympic Games held? "