45% knows the answer to this question: "What unit of measurement is one-thousandth of a gram? "

And do you know the answer to this one? "What does the phrase "card shark" mean?"

65% knows the answer to this question: "Which Cuban leader visited Nelson Mandela during the latter's presidency? "

And do you know the answer to this one? "Made of Makrana marble, what is Agra's most famous tourist attraction?"

84% knows the answer to this question: "What does Rapunzel let down in "Rapunzel"? "

And do you know the answer to this one? "I'm an Olympic swimmer who won 22 medals. Who am I?"

44% knows the answer to this question: "Taiwan is considered to be part of which continent? "

And do you know the answer to this one? "In which of these countries would you find aborigines?"

48% knows the answer to this question: "From which country was Evita Peron? "

And do you know the answer to this one? "What dynasty built most of the present-day Great Wall of China as a way to keep out the Mongols?"

42% knows the answer to this question: "Which First Lady of Argentina was affectionately referred to by the people as Evita? "

And do you know the answer to this one? "Which country did Joan of Arc try to set free from English domination?"

92% knows the answer to this question: "Which continent has the fewest countries? "

And do you know the answer to this one? "NASA released which famous photo of Mars in 1976?"

38% knows the answer to this question: "What does the "e" stand for in email? "

And do you know the answer to this one? "Lee Harvey Oswald was charged with assassinating which US President?"

88% knows the answer to this question: "Australia, the Bahamas, Singapore and the United States all use what form of paper currency? "

And do you know the answer to this one? "The ancient Olympic Games originated in which country?"

79% knows the answer to this question: "Desmond Tutu, the Archbishop of Cape Town, resides in what country? "

And do you know the answer to this one? "Which ancient civilization built pyramids to house the bodies of their dead pharaohs?"

63% knows the answer to this question: "One thousand years ago, 'samurai' were the warrior class of which country? "

And do you know the answer to this one? "What is the name of the protein found in wheat flour?"

53% knows the answer to this question: "What was the Bill which gave parliament more control over taxes and limited the sovereigns power, called? "

And do you know the answer to this one? "Which state is bordered by Montana, South Dakota and Minnesota?"