91% knows the answer to this question: "About what did a U.N. panel give a dire forecast in 2007? "

And do you know the answer to this one? "Which former Prime Minister of Israel died in 2014?"

70% knows the answer to this question: "Which flag, used by pirates, featured a skull and cross-bones? "

And do you know the answer to this one? "Which famous scientist was born in Germany in 1879, became a Swiss citizen in 1901 and later became a US citizen in 1940?"

41% knows the answer to this question: "Up to 50 miles wide but generally less than a foot deep, what Florida marsh is known as the River of Grass? "

And do you know the answer to this one? "What is the official language of Poland?"

33% knows the answer to this question: "Which of the following is NOT a type of human tooth? "

And do you know the answer to this one? "Who was the prime minister of Britain during most of World War II?"

87% knows the answer to this question: "Who sang the famous song "The Mighty Quinn" (1968)? "

And do you know the answer to this one? "Who sang the famous song "You Really Got Me" (1964)?"

36% knows the answer to this question: "Which one of these inventions or discoveries happened the most recently? "

And do you know the answer to this one? "In May 2018, Trump announced that the US is pulling out of the Nuclear Deal with what country?"

30% knows the answer to this question: "Queen Elizabeth II speaks what language fluently? "

And do you know the answer to this one? "What Mel Gibson movie told the story of the Scottish war for independence?"

37% knows the answer to this question: "Who performed "Wake Me Up Before You Go Go" (1984) "

And do you know the answer to this one? "Which New Wave group was fronted by the respected Midge Ure?"

60% knows the answer to this question: "What was the name of the family in "The Beverley Hillbillies"? "

And do you know the answer to this one? "Benign lumps under the skin are known as what?"

69% knows the answer to this question: "How many times does 25 go into 500? "

And do you know the answer to this one? "Name the musical that started its West End run in 1981?"

72% knows the answer to this question: "The famous boating area known as the Broads is in which English county? "

And do you know the answer to this one? "The Casket Letters suggest that what queen, also known as Mary Stuart, had a hand in killing her second husband, Lord Darnley?"

87% knows the answer to this question: "The replacement of breast milk with other food is called what? "

And do you know the answer to this one? "A female reproductive cell prior to fertilization is called a what?"