46% knows the answer to this question: "What country did Charles de Gaulle become president of after World War II? "

And do you know the answer to this one? "Scotland is the birthplace of what ball and stick sport?"

64% knows the answer to this question: "What is 10% of 500? "

And do you know the answer to this one? "Three feet make one what?"

42% knows the answer to this question: "Which medical condition can cause problems with writing, spelling and reading? "

And do you know the answer to this one? "What word means heartbeats which are suddenly more noticeable?"

35% knows the answer to this question: "Which British monarch assumed the throne in February 1952? "

And do you know the answer to this one? "Which of these world landmarks is not man-made?"

69% knows the answer to this question: "Which British prince was born to Prince William in 2013? "

And do you know the answer to this one? "Who is Mikhail Gorbachev?"

70% knows the answer to this question: "What is another name for a one-time-use camera? "

And do you know the answer to this one? "What famous British painting did American rail mogul Henry Edwards Huntington buy in 1921 for $182,200, much to British outrage?"

88% knows the answer to this question: "What word describes a camera's focusing in on far-away objects? "

And do you know the answer to this one? "I was once in the Beatles and I worked with Kanye West in 2014. Who am I?"

60% knows the answer to this question: "Who released the world's first commercially available microprocessor in 1971? "

And do you know the answer to this one? "What is the technique in which fresh paint is applied over an area where the paint is still wet?"

93% knows the answer to this question: "What was the first name of 1970s US President Ford? "

And do you know the answer to this one? "In what year did Israel become an official country?"

34% knows the answer to this question: "Which simple shoe was most often worn by citizens of Ancient Rome? "

And do you know the answer to this one? "Which American president was caught up in the "Watergate" scandal?"

78% knows the answer to this question: "Taquitos are included in which cuisine? "

And do you know the answer to this one? "Breathing through a tube that touches the surface while swimming is known as what?"

92% knows the answer to this question: "An app called Uber threatened what industry? "

And do you know the answer to this one? "The US state of Florida and the Australian state of Queensland share what nickname?"