74% knows the answer to this question: "What is an animal with a backbone called? "

And do you know the answer to this one? "As of 2014, what sequel-mad star has been the Nutty Professor twice, Donkey four times and Axel Foley three times?"

72% knows the answer to this question: "What do our bodies need from the air we breathe? "

And do you know the answer to this one? "The definition of "study in which the experimental treatment or procedure is compared to a standard (control) treatment or procedure" best fits this medical term?"

58% knows the answer to this question: "What is the total of 159 + 33 + 48? "

And do you know the answer to this one? "How many seconds in 10 minutes?"

40% knows the answer to this question: "Three of these are metals - which is the odd one out? "

And do you know the answer to this one? "In which major world event was Britain involved between 1914 and 1918?"

36% knows the answer to this question: "Where is the Mekong River Delta? "

And do you know the answer to this one? "What is the currency of Japan?"

77% knows the answer to this question: "In what country would you find the Monte Carlo National Orchestra, which has more members than the local military does? "

And do you know the answer to this one? "People with a dark skin are especially vulnerable to hypertension. What is this?"

71% knows the answer to this question: "What is 69 divided by 3? "

And do you know the answer to this one? "If you make $11 per hour and work for 40 hours, how much do you make?"

46% knows the answer to this question: "Talk is … "

And do you know the answer to this one? "Which is the name of a hollow form used to cast a fluid or plastic medium, such as clay or metal?"

56% knows the answer to this question: "Which 2008 film release saw Meryl Streep singing and dancing along to Abba songs? "

And do you know the answer to this one? "Which music term means getting progressively louder?"

82% knows the answer to this question: "A trip to Tuscany in Italy, convinced Diego Rivera that what large form was the future of art? "

And do you know the answer to this one? "What is the missing word: Every man has his ..."

89% knows the answer to this question: "What was Roger Miller "King of" in the 1964 song? "

And do you know the answer to this one? "Which Japanese company's film comes in a distinctive green box?"

65% knows the answer to this question: "Researchers at Johns Hopkins referred to regular exercise as the "universal antidote" for what? "

And do you know the answer to this one? "Which of these European countries have not been at war since 1814? "