87% knows the answer to this question: "Which of these is not a US state? "

And do you know the answer to this one? "Which famous dance is also the name of West Virginia's capital?"

38% knows the answer to this question: "Simon & Garfunkel had which hit single in 1968? "

And do you know the answer to this one? "Where would you most likely enjoy a six-movement dance called a hula?"

38% knows the answer to this question: "What is the world's highest mountain? "

And do you know the answer to this one? "What food gets its name from the Hungarian herdsmen who used to eat it?"

42% knows the answer to this question: "What is long-running singer Ms Springfield's first name? "

And do you know the answer to this one? "Oil, coal and natural gas are known as what?"

72% knows the answer to this question: "Another term for rubella is which type of measles? "

And do you know the answer to this one? "Massive swarms of which insect regularly decimate the crops of Africa and the Middle East?"

95% knows the answer to this question: "What is used to make hummus? "

And do you know the answer to this one? "What Kentucky town sits on an $11 billion gold mine?"

82% knows the answer to this question: "Which part of a pool keeps the water free of trash? "

And do you know the answer to this one? "What 1905 business in Pittsburgh, Pennsylvania, was originally known as a "nickelodeon"?"

45% knows the answer to this question: "Which Asian country landed a rover on the Moon in 2013? "

And do you know the answer to this one? "President Harry Truman ordered the atomic bombing of which two Japanese cities?"

79% knows the answer to this question: "Which of these was a name commonly given to the 1920s? "

And do you know the answer to this one? "Which country was placed under an international oil embargo in 2012?"

87% knows the answer to this question: "If you look over _, you can see the lake. "

And do you know the answer to this one? "What did you see over _?"

54% 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?"

79% knows the answer to this question: "Who sang the famous song "Struttin' With Some Barbecue" in 1928? "

And do you know the answer to this one? "Who sang the famous song "Caboca Bunita" in 1920? "