54% knows the answer to this question: "Which of these chemicals removes odors from refrigerators? "

And do you know the answer to this one? "What branch of chemistry is concerned with the chemistry of living organisms?"

69% knows the answer to this question: "Which of the following is used as a rating scale to grade gasoline? "

And do you know the answer to this one? "What Thai city has acquired the nickname "Sin City of Asia" for its level of sex tourism?"

61% knows the answer to this question: "Scriptwriter Stirling Silliphant merged two novels, "The Tower" by Richard Martin Stern and "The Glass Inferno" by Thomas Scortia and Frank Robinson, to create what movie? "

And do you know the answer to this one? "Which famous actress was born in 1972?"

47% knows the answer to this question: "What is edible as a young shoot but is better food for pandas when it's grown bigger? "

And do you know the answer to this one? "Ants, bats, bees and the original European settlers of 13 American states are all found in groups known by what name?"

71% knows the answer to this question: "What is the standard unit, in the United States, to measure the distance between cities? "

And do you know the answer to this one? "What symbol represents Leo in the Zodiac?"

76% knows the answer to this question: "Rossfield Mountain is the hill that's alive with the sound of music in what movie's famous opening sequence? "

And do you know the answer to this one? "Wie speelde 'Forrest Gump'?"

81% knows the answer to this question: "How many years on the throne did Queen Elizabeth II celebrate in 2002? "

And do you know the answer to this one? "Umkhonto we Sizwe, meaning "Spear of the Nation," was the military wing of what organization?"

46% knows the answer to this question: "What is the name of the medieval wars with Christians trying to get control of Jerusalem? "

And do you know the answer to this one? "Of these, which is a landmark in Europe?"

91% knows the answer to this question: "Which of the following is a amphibian? "

And do you know the answer to this one? "Which of the following is a hooved animal?"

30% knows the answer to this question: "What is the state abbreviation for Nebraska? "

And do you know the answer to this one? "What was the name of the Parisian prison which was stormed, marking the start of the Revolution?"

54% knows the answer to this question: "Which celebrity is known for having multiple plastic surgeries? "

And do you know the answer to this one? "If you have three credit cards on which you owe $4000, $1800 and $2000, what is the total owed?"

92% knows the answer to this question: "I'm a champion tennis player with an equally-skilled sister named Venus. Who am I? "

And do you know the answer to this one? "Which chemical, also used in thermometers, was involved in early photo development?"