90% knows the answer to this question: "I'm the singer of "Wrecking Ball" and my dad was a country music star. Who am I? "

And do you know the answer to this one? "The brilliant plumage of what national bird of India is due to an optical interference phenomenon called the Bragg reflection?"

49% knows the answer to this question: "Which of these measurements of distance is the longest? "

And do you know the answer to this one? "Which of the following is a fish?"

34% knows the answer to this question: "What number minus 7 equals 12? "

And do you know the answer to this one? "Which number is odd?"

47% knows the answer to this question: "Larry LaPrise and his Ram Trio just put their right feet in and put their right feet out when they created what dance in the late 1940s? "

And do you know the answer to this one? "The Broadway musical "Mamma Mia" is based around whose pop songs?"

60% knows the answer to this question: "Who sang the famous song "We Will Rock You" (1977) ? "

And do you know the answer to this one? "Who sang the famous song "Isn't She Lovely" (1976) ?"

87% knows the answer to this question: "In 2014, scientists first converted normal cells into what kind of cells? "

And do you know the answer to this one? "In a 2011 single, Maroon 5 claimed to have "moves like" which member of the Rolling Stones?"

50% knows the answer to this question: "What is it called when someone has low blood pressure? "

And do you know the answer to this one? "What is the symbol for the astrological constellation Cancer?"

45% knows the answer to this question: "In 2014, scientists first converted normal cells into what kind of cells? "

And do you know the answer to this one? "Which movie was based on the Von Trapp family?"

71% knows the answer to this question: "Which animal lives in a hive? "

And do you know the answer to this one? "In 2009, what river was US Airways Flight 1549 able to land safely on after being disabled when hitting a flock of Canada geese?"

76% knows the answer to this question: "What is the missing word: Cold hands, warm .... ? "

And do you know the answer to this one? "If you know that it's also called schwarzwalder kirschtorte, you can probably guess that it's a cake named for what country's Black Forest?"

86% knows the answer to this question: "Who sang the famous song "Graceland" (1987) ? "

And do you know the answer to this one? "Who sang the famous song "You Don't Bring Me Flowers" (1978) ?"

34% knows the answer to this question: "Philippe Bunau-Varilla negotiated the treaty by which Panama sold the land for this. As one of Ferdinand De Lesseps' staff, he helped build this. What? "

And do you know the answer to this one? "What word means the same as the French "souvenir"?"