81% knows the answer to this question: "What is half of 138? "

And do you know the answer to this one? "From this selection of, states choose the one that is the largest in terms of area."

91% knows the answer to this question: "Who directed the 1958 movie Touch of Evil? "

And do you know the answer to this one? "Which American clergyman, activist, and leader was born in 1929? "

39% knows the answer to this question: "What was the nickname given to World War I ace pilot Manfred Von Richtofen? "

And do you know the answer to this one? "Who was a famous artist in the 1960s?"

78% knows the answer to this question: "What was the name of the codes introduced by the US Post Office in 1963? "

And do you know the answer to this one? "Which of the following energy sources do gardens rely on most for survival?"

35% knows the answer to this question: "Of these, which is NOT in England? "

And do you know the answer to this one? "Which country launched the Soyuz spacecraft in 1977?"

91% knows the answer to this question: "What is half of 74, plus 60? "

And do you know the answer to this one? "Which animal was thought to be responsible for spreading the medieval plague?"

93% knows the answer to this question: "How many minutes in 4 hours? "

And do you know the answer to this one? "What common kitchen seasoning can cause fluid retention in the body?"

68% knows the answer to this question: "Which country did St. Patrick help convert to Christianity? "

And do you know the answer to this one? "Who did Michael Jackson marry in 1994?"

42% knows the answer to this question: "What is three multiplied by twenty? "

And do you know the answer to this one? "In 2012, many people were stranded by floods in New South Wales and Queensland in what country?"

69% knows the answer to this question: "Quattro is which number in Italian? "

And do you know the answer to this one? "What is the name for a period of 100 years?"

90% knows the answer to this question: "What is XVI in Roman numerals? "

And do you know the answer to this one? "You call that a knife? What movie, starring Paul Hogan, got men bragging about the size of their knives?"

42% knows the answer to this question: "I Walk the Line' is what male singer-songwriter's breakthrough song? "

And do you know the answer to this one? "What is the name of a shot that protects you from disease?"