43% knows the answer to this question: "Finish the name of the famous vocal quartet: The Four ______. "

And do you know the answer to this one? "What were the Beatles called in the early 1960s?"

54% knows the answer to this question: "What would you call a small, colourful, brush-tongued parrot from Australia? "

And do you know the answer to this one? "Which of these places is found below 14th Street and west of Broadway in New York?"

76% knows the answer to this question: "Where are tropical zones located on the Earth? "

And do you know the answer to this one? "Who sang the famous song "Please Be With Me" (1974)? "

48% knows the answer to this question: "Golda Meir was elected as the leader of which country in 1969? "

And do you know the answer to this one? "Who sang the famous song "(You’re My) Soul And Inspiration" (1966)?"

67% knows the answer to this question: "Prime Minister Helen Clark is a historical leader of which country? "

And do you know the answer to this one? "2014 marked the release of a drug with a 90-95% success rate against which liver disease?"

78% knows the answer to this question: "Who sang the famous song "My Love" (1966)? "

And do you know the answer to this one? "Who sang the famous song "I'm So Lonesome I Could Cry" (1949)?"

52% knows the answer to this question: "Which of these European countries is an island nation? "

And do you know the answer to this one? "How many years for a bicentennial celebration?"

55% knows the answer to this question: "What Greek city hosted the 2004 Olympic Games? "

And do you know the answer to this one? "Martin Luther King, Jr. was born in which US State?"

49% knows the answer to this question: "In "Hey Diddle Diddle", what is rhymed with diddle? "

And do you know the answer to this one? "What does a seismograph measure?"

55% 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? "Which tree can grow the tallest?"

85% knows the answer to this question: "Which popular British chef is the host of FOX's "Hell's Kitchen"? "

And do you know the answer to this one? "In Scotland, firths are U-shaped depressions flooded by an ocean. What are they called in Norway?"

53% knows the answer to this question: "Who sang the famous song "Eleanor Rigby" (1966) ? "

And do you know the answer to this one? "Who sang the famous song "In Dreams" (1963) ?"