92% knows the answer to this question: "Which former First Lady died in 1994, 31 years after her husband was assassinated? "

And do you know the answer to this one? "In 1995, Yitzhak Rabin was assassinated. Of which country was he Prime Minister? "

44% knows the answer to this question: "Who was Queen Victoria's husband? "

And do you know the answer to this one? "What was the main crop grown by the British colonies in Virginia?"

69% knows the answer to this question: "What King of England is known for having had six wives? "

And do you know the answer to this one? "Tsar Ivan of which country married Anastasia Romanova in 1547?"

30% knows the answer to this question: "What famous British ocean liner hit an iceberg and sank in 1912? "

And do you know the answer to this one? "What was co-invented by Samuel Morse in 1838?"

46% knows the answer to this question: "Jerk chicken, fried plantains and mango ice cream are popular foods of what country's cuisine? "

And do you know the answer to this one? "In which of these countries could you see the big five safari animals?"

81% knows the answer to this question: "In what U.S. is the island of Manhattan located? "

And do you know the answer to this one? "What South American country has taken its name from a famous line of latitude?"

61% knows the answer to this question: "What was the first name of 1920s British crime writer Mrs Christie? "

And do you know the answer to this one? "What are soldiers who fight on horseback?"

42% knows the answer to this question: "Ma Ying-jeou won a second term as President of what island country in 2012? "

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

32% knows the answer to this question: "In 1940, after seizing the French archives, the Nazis publicly destroyed the master copy of what treaty? "

And do you know the answer to this one? "What was put in a window during the Victorian era to symbolize warmth?"

49% knows the answer to this question: "What was the name of the "Mother" who was made a saint by Pope Francis in 2016? "

And do you know the answer to this one? "What is the written language of ancient Egyptians called?"

43% knows the answer to this question: "What well-known building in Asia symbolizes eternal love and is widely considered as one of the world's most beautiful buildings? "

And do you know the answer to this one? "Poseidon was the Greek god of what?"

62% knows the answer to this question: "Which former First Lady died in 1994, 31 years after her husband was assassinated? "

And do you know the answer to this one? "In ancient times, what were professional writers called?"