64% knows the answer to this question: "What inventor of the corn flake was also celibate, which is especially weird when you consider that he was married? "

And do you know the answer to this one? "What is the term for playing computer games on the Internet?"

56% knows the answer to this question: "Which integer represents a temperature of 3 degrees below zero? "

And do you know the answer to this one? "A barrel of which linking animals was a popular 70s toy?"

69% knows the answer to this question: "I'm a video game plumber who rescues Princess Peach from Bowser. Who am I? "

And do you know the answer to this one? "In 1492, after crossing the Atlantic Ocean, Columbus arrived in the Bahamas with three ships. What was the name of the largest of these ships?"

42% knows the answer to this question: "Which country with a total area of 1,001,450 square kilometers has Cairo as its capital city? "

And do you know the answer to this one? "Islamabad is the capital of which country?"

54% knows the answer to this question: "Who was the Prime Minister of Great Britain during World War II? "

And do you know the answer to this one? "Which of these is a bird of prey?"

43% knows the answer to this question: "Which continent has the fewest countries? "

And do you know the answer to this one? "In 1897 a Swiss doctor invented a breakfast food which was a mixture of grains, fruits and nuts - what was it?"

34% knows the answer to this question: "Which rock star both released "Hard Headed Woman" and joined the Army in 1958? "

And do you know the answer to this one? "Which of these colors is NOT on the Irish flag?"

71% knows the answer to this question: "What color are holly berries? "

And do you know the answer to this one? "What is a ring-tailed lemur classified as?"

65% knows the answer to this question: "What is Japan's highest mountain? "

And do you know the answer to this one? "Which language is spoken in Cuba?"

33% knows the answer to this question: "In which decade did Elvis have his first No.1? "

And do you know the answer to this one? "Where was Abraham Lincoln assassinated?"

94% knows the answer to this question: "Which musician walked the line? "

And do you know the answer to this one? "What is a group of four performers called?"

35% knows the answer to this question: "What is the name for a female fox? "

And do you know the answer to this one? "What is the geographic term for the height of an area, measured from sea level?"