39% knows the answer to this question: "What does USSR stand for? "

And do you know the answer to this one? "Which country became the third nation to perform a space docking mission in 2012?"

56% knows the answer to this question: "Who sang the famous song "There’s A Kind Of Hush" (1967)? "

And do you know the answer to this one? "Who sang the famous song "The Mighty Quinn" (1968)?"

68% knows the answer to this question: "Who sang the famous song "Suspicious Minds" (1969) "

And do you know the answer to this one? "Who sang the famous song "Son Of A Preacher Man" (1968) ?"

79% knows the answer to this question: "Who sang the famous song "Jumping Jack Flash" (1968) "

And do you know the answer to this one? "Who sang the famous song "Vogue" (1990) ?"

75% knows the answer to this question: "Which one of these inventions or discoveries happened the most recently? "

And do you know the answer to this one? "Jerry Lee Lewis caused a scandal by marrying whom?"

66% knows the answer to this question: "Who performed "Wake Me Up Before You Go Go" (1984) "

And do you know the answer to this one? "Snoop Dogg and the Dramatics did what song together on Snoop's 'Doggystyle'?"

91% knows the answer to this question: "Which flag, used by pirates, featured a skull and cross-bones? "

And do you know the answer to this one? "Which famous scientist was born in Germany in 1879, became a Swiss citizen in 1901 and later became a US citizen in 1940?"

43% knows the answer to this question: "How many children did Elvis Presley have? "

And do you know the answer to this one? "Which Survivor song was the theme for Rocky III?"

92% knows the answer to this question: "Which country is located on the continent of Africa? "

And do you know the answer to this one? "In what US state are the cities of Philadelphia, Pittsburgh and Harrisburg located?"

50% knows the answer to this question: "About what did a U.N. panel give a dire forecast in 2007? "

And do you know the answer to this one? "Which former Prime Minister of Israel died in 2014?"

58% knows the answer to this question: "Vienna is the capital of which European country? "

And do you know the answer to this one? "Where is the Eurotunnel?"

47% knows the answer to this question: "Where did the U.S. take Taliban and Al-Queda prisoners to in 2002? "

And do you know the answer to this one? "Who is considered to be the founder of modern nursing?"