54% knows the answer to this question: "In the 18th century, Edward Gibbon wrote " The Decline and Fall of ____"? "

And do you know the answer to this one? "In what city can you go for a walk in Hyde Park?"

55% knows the answer to this question: "Which of these species is a North American bird that can mimic the songs of many other birds? "

And do you know the answer to this one? "Complete the The Tremeloes hit song title, "Silence Is ..."?"

47% knows the answer to this question: "In ancient times, what were professional writers called? "

And do you know the answer to this one? "Who was elected president of South Africa in 1994?"

33% knows the answer to this question: "Which American invented Facebook? "

And do you know the answer to this one? "What popular Parker Brothers board game was first sold in 1934?"

49% knows the answer to this question: "A boat sailed 47km on day one and 16km on day two. What was the total distance travelled? "

And do you know the answer to this one? "Who sang the famous song "Wake Up Little Susie" (1957)?"

30% knows the answer to this question: "What Moroccan city is the setting of a 1942 romantic drama film starring Humphrey Bogart and Ingrid Bergman? "

And do you know the answer to this one? "The enormous, ferocious predator found worldwide is known as what?"

49% knows the answer to this question: "Which of these colours features on the logo for 'HWL'? "

And do you know the answer to this one? "Who did George H.W. Bush lost the 1992 election to?"

69% knows the answer to this question: "What is a periodic count of the population? "

And do you know the answer to this one? "In 2012, many people were stranded by floods in New South Wales and Queensland in what country?"

39% knows the answer to this question: "Hong Kong is a Special Administrative Region of what large Asian nation? "

And do you know the answer to this one? "In which state is the city of Orlando situated?"

93% knows the answer to this question: "If you are from Switzerland, you are known as what? "

And do you know the answer to this one? "Kleptomania is a strong psychological urge to do what?"

82% knows the answer to this question: "What is the total of 101 + 73 + 16? "

And do you know the answer to this one? "What is a third of 999?"

36% knows the answer to this question: "Venezuela took its name from which Italian city? "

And do you know the answer to this one? "Who said: "All you need is love"? "