47% knows the answer to this question: "Leukemia is a disease of the? "

And do you know the answer to this one? "Because bakers were worried about shortchanging customers, how many loaves are there in a baker's dozen?"

56% knows the answer to this question: "What is a group of four performers called? "

And do you know the answer to this one? "Of these, which is a country music singer born in 1983?"

69% knows the answer to this question: "Out of these, which is NOT a major US city? "

And do you know the answer to this one? "What kind of medical condition continues for a long time?"

91% knows the answer to this question: "What is the first name of the First Lady whose husband's writings comprise "The Reagan Diaries"? "

And do you know the answer to this one? "What type of chocolate is best for dogs to consume?"

71% knows the answer to this question: "What are Earth's seven large land masses called? "

And do you know the answer to this one? "Which historical figure is Santa Claus based on?"

58% knows the answer to this question: "Which of these UK cities is closest to Big Ben? "

And do you know the answer to this one? "Which Australian city is most famous for its opera house and harbour bridge? "

85% knows the answer to this question: "The official residence of the British Prime Minister is in which London street? "

And do you know the answer to this one? "What month has the least number of days?"

87% knows the answer to this question: "What does the C stand for in the lung condition COPD? "

And do you know the answer to this one? "OS stands for _________?"

85% knows the answer to this question: "What music genre is most often associated with Louis Armstrong? "

And do you know the answer to this one? "What technology company did Steve Jobs and Stephen Wozniak found in 1976?"

68% knows the answer to this question: "What famous British ocean liner hit an iceberg and sank in 1912? "

And do you know the answer to this one? "Which American invented the light bulb?"

49% knows the answer to this question: "What King of England is known for having had six wives? "

And do you know the answer to this one? "Tsar Ivan of which country married Anastasia Romanova in 1547?"

56% knows the answer to this question: "What is one of the main crops grown in Vietnam? "

And do you know the answer to this one? "Felis catus is the scientific name for which animal? "