30% knows the answer to this question: "Michael Phelps swept the board in which sport at the 2008 Olympics? "

And do you know the answer to this one? "What type of government did the USSR have until 1991?"

68% knows the answer to this question: "In what US state can you visit the Everglades? "

And do you know the answer to this one? "Which of the following Presidents died in the state of Texas?"

85% knows the answer to this question: "What is 97 plus 32? "

And do you know the answer to this one? "What is added to 56 to make 99?"

46% knows the answer to this question: "What symbol did Crusaders wear on their clothes in the Middle Ages? "

And do you know the answer to this one? "Jacques Cartier claimed Canada for which country in 1534?"

82% knows the answer to this question: "Astronomer Edmund Halley gave his name to what celestial body? "

And do you know the answer to this one? "The IRA were mostly active in which part of the UK through the 70s and 80s?"

53% knows the answer to this question: "Spaghetti and pizza are foods originating from which country? "

And do you know the answer to this one? "What does the abbreviation C.I.A. stand for?"

86% knows the answer to this question: "What do city trucks spread on roads to melt ice? "

And do you know the answer to this one? "Famous as a party destination, what "drunken" New Orleans street is found between Canal and Esplanade?"

46% knows the answer to this question: "The Mamas and the Papas were "Dreamin" about which US state in 1966? "

And do you know the answer to this one? "Jack the Ripper was a serial killer which prowled the streets of which city?"

56% knows the answer to this question: "An old wives' tale says cracking your knuckles causes which condition? "

And do you know the answer to this one? "What was the first name of Ms Lewinsky who hit the headlines in 1998?"

95% knows the answer to this question: "In which field did Rodgers and Hammerstein become household names in the '40s and '50s? "

And do you know the answer to this one? "What is air that flows in relation to the earth's surface?"

55% knows the answer to this question: "What was the first name of the woman who married Prince Charles in 2005? "

And do you know the answer to this one? "Where did Napoleon Bonaparte suffer his last defeat? "

33% knows the answer to this question: "60% of the batteries used in Apple products are made where? "

And do you know the answer to this one? "Angelina Jolie filed for divorce from which actor in 2016?"