37% 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?"

72% knows the answer to this question: "A prison fire killed 300 people in what Central American country in 2012? "

And do you know the answer to this one? "In 1991, what was made the official language of Puerto Rico?"

82% knows the answer to this question: "In which country is the Taj Mahal situated? "

And do you know the answer to this one? "At which battle did Lord Nelson lose his life?"

87% knows the answer to this question: "Where would a French child wear "un pyjama"? "

And do you know the answer to this one? "Which two letters are used to indicate years that occurred before the birth of Jesus?"

38% knows the answer to this question: "What continent did most of the fighting take place in World War I? "

And do you know the answer to this one? "How did Cleopatra commit suicide, according to legend?"

58% knows the answer to this question: "What function did the Ancient Egyptian pyramid's perform? "

And do you know the answer to this one? "What French army general's accession marked the end of the French Revolution?"

95% knows the answer to this question: "In which of these empires would you have found a cho ku nu warrior? "

And do you know the answer to this one? "Who were the dominant people living in England from the mid-5th century AD to the Norman conquest in 1066?"

70% knows the answer to this question: "In what century did Joseph Stalin achieve fame? "

And do you know the answer to this one? "What was the heavily guarded border called that separated Eastern and Western Europe after WWII?"

41% knows the answer to this question: "Which form of scanning was introduced in 1971? "

And do you know the answer to this one? "What decade was Roaring?"

69% knows the answer to this question: "Which is the complete name of famous author Grisham? "

And do you know the answer to this one? "In what country was Karl Marx born?"

70% knows the answer to this question: "What is the British Union flag known as? "

And do you know the answer to this one? "The jin dynasty ruled over which empire?"

44% knows the answer to this question: "What is the British Union flag known as? "

And do you know the answer to this one? "The jin dynasty ruled over which empire?"