78% knows the answer to this question: "Which nurse tended soldiers in the Crimean War? "

And do you know the answer to this one? "Which pair of animal species and type is correct?"

31% knows the answer to this question: "The production of what starchy side dish is big business in China and Japan? "

And do you know the answer to this one? "OPEC was founded in 1960 as an organisation for countries which produced which commodity?"

69% knows the answer to this question: "What is 222 plus 45? "

And do you know the answer to this one? "How many years in two millennia?"

76% knows the answer to this question: "Which British city was once a Roman spa town? "

And do you know the answer to this one? "Cumulus and stratus are types of what?"

39% knows the answer to this question: "What is the highest mountain in Japan? "

And do you know the answer to this one? "You can find Great Salt Lake at which location?"

52% knows the answer to this question: "Who was the central character in 1955 novel "Moonraker"? "

And do you know the answer to this one? "50s car maker Austin was based in which country?"

90% knows the answer to this question: "If you throw a strike, make a spare or throw a gutter ball, you are playing what sport? "

And do you know the answer to this one? "For the flavor it gets from fermenting bacteria, what does sauerkraut literally mean?"

48% knows the answer to this question: "An antelope is classified as which of these? "

And do you know the answer to this one? "Which adjective can be used to describe a full-sized orchestra?"

74% knows the answer to this question: "Where in Europe is the world's oldest casino? "

And do you know the answer to this one? "Kruger National Park is one of the 10 largest national parks in the world and it's on what country's border with Mozambique?"

89% knows the answer to this question: "Which of these is a huge animal from Africa or Asia that has one or two horn-like spikes? "

And do you know the answer to this one? "What is the head of the U.S. Supreme Court called?"

74% knows the answer to this question: "The Bulls and Cubs are sports teams located in which city? "

And do you know the answer to this one? "Sugar, tobacco, coffee and citrus are major exports of which country?"

80% knows the answer to this question: "In which country did the baguette originate from? "

And do you know the answer to this one? "Where is the Mekong River Delta?"