78% knows the answer to this question: "Which US state had a gold rush from 1848 to 1855? "

And do you know the answer to this one? "Who voted for the first time in the elections for the National Assembly of Kuwait in 2006?"

41% knows the answer to this question: "What is the name of the Ukrainian power plant where a major nuclear accident occurred in 1986? "

And do you know the answer to this one? "Of the following female leaders, which is the chancellor of Germany as of "

57% knows the answer to this question: "Why was the Great Wall of China built? "

And do you know the answer to this one? "Who was murdered in the Ides of March in 44 BC by a group of senators led by Brutus and Cassius?"

72% knows the answer to this question: "Who wrote the long running play "The Mousetrap"? "

And do you know the answer to this one? "Burgess and Maclean spied for which country in the 50s?"

53% knows the answer to this question: "What was the first name of silent movie star Jolson who died in 1950? "

And do you know the answer to this one? "William Golding's hit 50s novel was "Lord of the " what?"

70% knows the answer to this question: "Construction began on Disneyland near which city in 1953? "

And do you know the answer to this one? "Between 1936 and 1975, Francisco Franco was the leader of which country?"

78% knows the answer to this question: "What Eastwood was the star of the 1950s series "Rawhide"? "

And do you know the answer to this one? "What was the name of Tolkien's second "Lord of the Rings" book, published in 1955?"

45% knows the answer to this question: "Rock Around the Clock' was a single by which 1950s artist? "

And do you know the answer to this one? "Which of these is the name of a 1950s sitcom?"

62% knows the answer to this question: "What is the currency in Algeria? "

And do you know the answer to this one? "From which country did the United States purchase Alaska?"

60% knows the answer to this question: "Cape Krusenstern is a coastal national monument in which state? "

And do you know the answer to this one? "In Ballina, New South Wales, Australia, a complex called the Big Prawn is based around something rendered gigantic. What?"

85% knows the answer to this question: "Poet and engineer Joseph Strauss designed what art deco bridge, which was the longest suspension bridge span in the world when it was completed in 1937? "

And do you know the answer to this one? "A 100-foot statue of Christ sits atop Mount Corcovado in the Tijuca Forest National Park, looking down on which major world city?"

76% knows the answer to this question: "What country's flag once included the banners of the United Kingdom, Transvaal and the Orange Free State? "

And do you know the answer to this one? "What color is the maple leaf at the center (or centre, as it were) of Canada's flag?"