58% knows the answer to this question: "Hong Kong was returned to which country by the British in 1997? "

And do you know the answer to this one? "The guards at the Tower of London are known by which nickname?"

32% knows the answer to this question: "What is the missing word: Do not put the cart before the .... "

And do you know the answer to this one? "In 1929, what did Clarence Birdseye introduce?"

81% knows the answer to this question: "What fruit is so closely related to the pumpkin that many so-called pumpkins are actually that fruit? "

And do you know the answer to this one? "Mascarpone is a type of what?"

33% knows the answer to this question: "Muhammad Ali refused to fight in which war? "

And do you know the answer to this one? "What was the name of Franklin Pierce's father?"

57% knows the answer to this question: "What is Whoopi Goldberg's character doing for a living before posing as a nun after witnessing a mob killing? "

And do you know the answer to this one? "In the movie Magic Mike, Channing Tatum returned on screen to what occupation, which he once had in real life?"

72% knows the answer to this question: "The Great Barrier Reef is made of "

And do you know the answer to this one? "4 x 4 = ? "

61% knows the answer to this question: "A cake costs £4 to make. It is cut into 12 slices and sold for £2.25 a slice. What is the profit? "

And do you know the answer to this one? "In what country does Rastafarianism originate?"

95% knows the answer to this question: "Who had Scissorhands in 1990? "

And do you know the answer to this one? "Which island in the Atlantic shares its name with a type of sponge cake?"

42% knows the answer to this question: "Which state lies immediately to the south of Colorado? "

And do you know the answer to this one? "What river literally becomes the Big Muddy after it collides with the Missouri near St Louis?"

52% knows the answer to this question: "What are proteins that help speed up chemical reactions called? "

And do you know the answer to this one? "Lone Star is the official beer of which U.S. state?"

45% knows the answer to this question: "Which chemical helps keep a pool free of bacteria? "

And do you know the answer to this one? "The Rocky Mountains are in which country?"

31% knows the answer to this question: "Bananas are in which USDA 2005 MyPyramid group? "

And do you know the answer to this one? "What type of animal is an African wild cat?"