79% knows the answer to this question: "What is the total of 9 + 2 + 1? "

And do you know the answer to this one? "A café sells 12 cups of tea an hour, but twice as much coffee. How many cups of coffee does it sell in 6 hours?"

80% knows the answer to this question: "Joints like the hip are known as a what and socket joint? "

And do you know the answer to this one? "What is the name of the large vein which drains blood from the head?"

94% knows the answer to this question: "The M25 is a what? "

And do you know the answer to this one? "The "Mona Lisa" is considered what "style" of art?"

30% knows the answer to this question: "What spacecraft takes astronauts into space, orbits the Earth and can be flown more than once? "

And do you know the answer to this one? "What do vertebrates have that invertebrates do not?"

49% knows the answer to this question: "How many $12.00 items can you buy if you have $144.00? "

And do you know the answer to this one? "What is the sum of 2900,180 and 203?"

78% knows the answer to this question: "What superhero did Adam West play on 1960s TV? "

And do you know the answer to this one? "Who had the hit 60's song "Hey Paula" on Philips?"

94% knows the answer to this question: "Which device is used by a computer to display graphics and information on a video screen? "

And do you know the answer to this one? "At the start of 2009, which of these EU countries had a woman as its Head of State?"

85% knows the answer to this question: "Which of these animals does not produce milk that is used in cheese? "

And do you know the answer to this one? "Munich is in which country?"

31% knows the answer to this question: "The candy that lets you suck sweet juice out of a waxy bottle is? "

And do you know the answer to this one? "What was the name of the "Bursting" product of jelly sweets?"

63% knows the answer to this question: "The tribe of Genghis Khan were known by what name? "

And do you know the answer to this one? "How many times does 3 go into 150?"

86% knows the answer to this question: "A tatami is a type of mat used as a traditional flooring material in which country? "

And do you know the answer to this one? "Which group took 'House of the Rising Son' to the top of the charts in the '60s?"

83% knows the answer to this question: "Romans were generally tolerant of religion, except for which one? "

And do you know the answer to this one? "What is wiccaphobia?"