30% knows the answer to this question: "Egyptian sphinxes have the head of a ram or a person and the body of what animal? "

And do you know the answer to this one? "This famous rock and roll legend married his cousin. "

59% knows the answer to this question: "The Drachma was the former currency of which country? "

And do you know the answer to this one? "What is the capital city of Afghanistan?"

76% knows the answer to this question: "Vegetables can be classified according to the part of the plant they come from. Carrots and turnips, for example, are root vegetables. Which of these is wrongly described? "

And do you know the answer to this one? "Le Pavillion got its name because it was originally one of the national pavillions at the 1939 World's Fair. From 1941 until it closed in 1966, it popularised that country's food in the US. What food?"

76% knows the answer to this question: "A worldwide stock market crash of 1987 became known as which Monday? "

And do you know the answer to this one? "What is the state capital of Rhode Island?"

81% knows the answer to this question: "During which civil war did the 'Battle of Milliken's Bend' take place? "

And do you know the answer to this one? "What caviar-producing fish was once so abundant in the Hudson River that it was called Albany beef?"

66% knows the answer to this question: "What title does the leader of Canada hold? "

And do you know the answer to this one? "It's thought that the Pacific tree frog is the only species of frog to make this noise, but because it lives in Hollywood, the sound became established through the movies. What sound is this?"

56% knows the answer to this question: "On a compass, which direction lies between North and West? "

And do you know the answer to this one? "In 2013, the Eastern part of which country declared independence from the Tripoli government?"

67% knows the answer to this question: "Which Italian location has a famous Leaning Tower? "

And do you know the answer to this one? "What were the armed combatants who entertained audiences in the Roman Empire by engaging in mortal combat called?"

46% knows the answer to this question: "Ptolemy predicted this place in the second century AD, calling it Terra Australis Incognita. What was it? "

And do you know the answer to this one? "Which of these is written correctly?"

53% knows the answer to this question: "How much did it cost to get into the Woodstock festival in 1967? "

And do you know the answer to this one? "Which European actress starred in "Dear Brigitte"?"

87% knows the answer to this question: "What is the American name for draughts? "

And do you know the answer to this one? "What celebrity built a theme park in Pigeon Forge, Tennessee?"

81% knows the answer to this question: "What series of movies starred Sly Stallone as a Vietnam War veteran? "

And do you know the answer to this one? "If your doctor tells you it is time for some hyperbaric therapy, what can you look forward to?"