57% knows the answer to this question: "Who began writing "Harry Potter and the Philosopher's Stone" in 1990? "

And do you know the answer to this one? "Whom did Britain's Prince Charles marry on July 29, 1981?"

52% knows the answer to this question: "Which country pioneered heart transplant surgery? "

And do you know the answer to this one? ""Pertaining to the disease status of body tissues or cells" best fits which of these medical terms?"

83% knows the answer to this question: "Who was the creator of the Mongol empire? "

And do you know the answer to this one? "What is the capital of Jamaica?"

45% knows the answer to this question: "What shape is this? "

And do you know the answer to this one? "What shape is this?"

79% knows the answer to this question: "What is another name for pocket bread? "

And do you know the answer to this one? "Which of the following are needed to build, repair and maintain body tissue?"

68% knows the answer to this question: "Wat betekent dit verkeersbord? "

And do you know the answer to this one? "Wat betekent dit verkeersbord?"

91% knows the answer to this question: "Which of the following is NOT a family in Game of Thrones? "

And do you know the answer to this one? "Who is the writer of Game of Thrones?"

59% knows the answer to this question: "Which states border Louisiana? "

And do you know the answer to this one? "Which states border North Dekota?"

31% knows the answer to this question: "What astrological sign starts on January 21st? "

And do you know the answer to this one? "Jane's Addiction drummer Stephen Perkins, Porno for Pyros bassist Martyn LeNoble, Rage Against the Machine's guitarist Tom Morello and Alice in Chains' Layne Staley covered what Pink Floyd song as Class of '99?"

46% knows the answer to this question: "What dam located in Egypt was completed in July 1970? "

And do you know the answer to this one? "Which of these are a nomadic people of the Arabian Peninsula?"

57% knows the answer to this question: "What small crustacean is also called prawn in many countries? "

And do you know the answer to this one? "Which creature makes its own food?"

91% knows the answer to this question: "An animal with a very long snout, originating in South and Central America, is known as what? "

And do you know the answer to this one? "Which mammal is nocturnal and has a black-and-white striped face?"