40% knows the answer to this question: "What is the clear gel extracted from aloe vera leaves used for medically? "

And do you know the answer to this one? "What is damage to the brain called, in a medical context?"

44% knows the answer to this question: "Who were the begonia, dahlia, fuchsia, gardenia, magnolia and zinnia named for? "

And do you know the answer to this one? "Where did the U.S. take Taliban and Al-Queda prisoners to in 2002?"

66% knows the answer to this question: "Which of these items would use a modem? "

And do you know the answer to this one? "What is the name of the tidal wave caused by an earthquake?"

80% knows the answer to this question: "Who succeeded Neville Chamberlain as British prime minister in 1940? "

And do you know the answer to this one? "Founded in London in 1660, what is the name of the learned society that Isaac Newton, Lord Kelvin and Ernest Rutherford have all been presidents of?"

66% knows the answer to this question: "What do you use to hang clothes on a clothesline? "

And do you know the answer to this one? "What piece of furniture has a flat top supported by one or more legs?"

95% knows the answer to this question: "What is another word for a champagne glass? "

And do you know the answer to this one? "Three tiny bones called ossicles are nicknamed the hammer, anvil and stirrup. And they are indispensable. To what?"

48% knows the answer to this question: "Who sang the famous song "Vogue" (1990) ? "

And do you know the answer to this one? "Who sang the famous song "Somebody To Love" (1976) ?"

39% knows the answer to this question: "Which country launched the health care exchange for its Affordable Care Act in 2013? "

And do you know the answer to this one? "What was the name of the mutual defense treaty that eight communist states in Eastern Europe established on 14 May 1955?"

36% knows the answer to this question: "Benjamin Hall, Britain's first commissioner of works, is said to have inspired the name of what famous bell? "

And do you know the answer to this one? "Hampton Court Palace is said to be haunted by Katherine Howard, the fifth wife of what king, whose home the palace was?"

61% knows the answer to this question: "Which 2005 movie is about an abandoned zebra growing up believing he is a racehorse? "

And do you know the answer to this one? "As David St Hubbins might know, what kind of procedure are you having done if your doctor orders up a lumbar puncture?"

76% knows the answer to this question: "... is nine-tenths of the law "

And do you know the answer to this one? "Complete the name of the this famous landmark in London 'Madame ______'"

73% knows the answer to this question: "How many zeroes after the 1 for a thousand? "

And do you know the answer to this one? "What is the name for the mathematical "recipe" for working something out?"