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33% knows the answer to this question: "What is the painful condition that can affect players who use a racquet? "

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80% knows the answer to this question: "Which of these historic figures was primarily a scientist? "

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55% knows the answer to this question: "Who was the creator of the Mongol empire? "

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73% knows the answer to this question: "What is a phonograph? "

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35% knows the answer to this question: "Which of these great world leaders was Macedonian? "

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82% knows the answer to this question: "What type of endangered landscape surrounds the Amazon River? "

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49% knows the answer to this question: "What learning disorder does Ozzy Osbourne suffer from? "

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75% knows the answer to this question: "What are the European Alps? "

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37% knows the answer to this question: "In 2007, who was the monarch of England? "

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