63% knows the answer to this question: "D-Day is associated with which war? "

And do you know the answer to this one? "Imperial Japan attacked Malaya, Hong Kong, Guam, the Philippines, Wake Island and Midway, all at the same time as what American outpost?"

34% knows the answer to this question: "Who discovered the oral polio vaccine? "

And do you know the answer to this one? "What was the main focus of the Marshall Plan which was proposed in 1947? "

80% knows the answer to this question: "How did Anne Boleyn, wife of Henry VIII, die? "

And do you know the answer to this one? "Who succeeded Neville Chamberlain as British prime minister in 1940?"

55% knows the answer to this question: "In 2014, the African National Congress was again triumphant in which country's general election? "

And do you know the answer to this one? "What was a charter of liberties given in England by King John in 1215 rather than face civil war?"

64% knows the answer to this question: "Where were the first Olympic Games held? "

And do you know the answer to this one? "During WWII, the Japanese resorted to a (literally) suicidal method of warfare called kamikaze. What did this entail?"

31% knows the answer to this question: "Which Cuban president had socialist leanings which angered U.S. leaders for decades? "

And do you know the answer to this one? "Which of these is an Egyptian pharaoh who had a servant whose sole job was to pick boogers out of the royal nose?"

92% knows the answer to this question: "What was the occupation of Leonardo da Vinci? "

And do you know the answer to this one? "What 1976 BBC documentary noticed how, strangely, Richard Nixon, Edward Heath, Kakuei Tanaka and Prince Bernhard of the Netherlands all fell from power in the early 70s after receiving what gift from China?"

87% knows the answer to this question: "Who sang the famous song Downtown (1964)? "

And do you know the answer to this one? "Who sang the famous song Another Brick In The Wall (1979)? "

52% knows the answer to this question: "Who sang the famous song "Born to Run" (1994)? "

And do you know the answer to this one? "Who sang the famous song The Ballad Of John And Yoko (1969)? "

73% knows the answer to this question: "Who sang the famous song Sgt. Pepper's Lonely Hearts Club Band (1967)? "

And do you know the answer to this one? "Who sang the famous song Under Pressure (1981)? "

87% knows the answer to this question: "Who sang the famous song I Cant Help Falling In Love With You (1964)? "

And do you know the answer to this one? "Who sang the famous song Knockin' On Heavens Door (1975)? "

66% knows the answer to this question: "Who sang the famous song ”The Winner Takes It All” (1980)? "

And do you know the answer to this one? "Who sang the famous song ”Sueño Latino” (1989)?"