85% knows the answer to this question: "Who sang "Paranoid" (1970)? "

And do you know the answer to this one? "Who sang "Breaking the Law" (1980)?"

74% knows the answer to this question: "What is the capital of Brazil? "

And do you know the answer to this one? "Who developed the theory of relativity?"

64% knows the answer to this question: "What is the capital of Japan? "

And do you know the answer to this one? "Who discovered penicillin?"

63% knows the answer to this question: "What is the capital of France? "

And do you know the answer to this one? "Who invented the theory of evolution by natural selection?"

73% knows the answer to this question: "What is the capital of Spain? "

And do you know the answer to this one? "Who painted "The Last Supper"?"

30% knows the answer to this question: "What is the capital of Australia? "

And do you know the answer to this one? "Who discovered penicillin in 1928?"

53% knows the answer to this question: "What is the capital city of Canada? "

And do you know the answer to this one? "Who painted the ceiling of the Sistine Chapel?"

54% knows the answer to this question: "Who was the leader of Germany during World War II? "

And do you know the answer to this one? "In which year did the U.S. land astronauts on the moon?"

85% knows the answer to this question: "Who was the first emperor of China? "

And do you know the answer to this one? "In which year did the American Civil War begin?"

66% knows the answer to this question: "Who was the first President of the United States? "

And do you know the answer to this one? "In which year did World War II end?"

54% knows the answer to this question: "Who sang "Wake Me Up Before You Go-Go" (1984)? "

And do you know the answer to this one? "Who sang "Billie Jean" (1983)?"

71% knows the answer to this question: "Who sang "Can’t Help Falling in Love" (1961)? "

And do you know the answer to this one? "Who sang "I Heard It Through the Grapevine" (1968)?"