77% knows the answer to this question: "Where would you find Earth's longest river, the Nile? "

And do you know the answer to this one? "What was the first name of 1960s TV journalist Frost?"

55% knows the answer to this question: "Which of these characters does not represent Rice Krispies? "

And do you know the answer to this one? "Which planet is named for the Roman goddess of love?"

41% knows the answer to this question: "Which soft drink had the slogan "The Friendly Pepper-Upper"? "

And do you know the answer to this one? "The 1970 Bhola cyclone hit the densely populated Ganges Delta in which country?"

57% knows the answer to this question: "Which popular 70s toy was based on a roller skate? "

And do you know the answer to this one? "What were pigeons used for since ancient Egyptian times?"

66% knows the answer to this question: "The "Happy Meal" was introduced by which fast food chain in June 1979? "

And do you know the answer to this one? "Who is Nelson Mandela?"

92% knows the answer to this question: "Where is the Sistine Chapel? "

And do you know the answer to this one? "How did Anne Boleyn, wife of Henry VIII, die?"

74% knows the answer to this question: "From this selection of, states choose the one that is the largest in terms of area. "

And do you know the answer to this one? "In addition to being islands in the English Channel, Jersey and Guernsey are also types of what animal?"

81% knows the answer to this question: "Which scientific term is defined as outside of our galaxy? "

And do you know the answer to this one? "Which of these is one of the three basic cloud forms?"

51% knows the answer to this question: "What director got his middle name, both from the car company that sponsored his dad's radio show and from the man for whom the hospital in which he was born was named? "

And do you know the answer to this one? "Who performed "She Loves You" (1964)"

93% knows the answer to this question: "What was the occupation of 1960s celebrity Twiggy? "

And do you know the answer to this one? "What was the period when machines took the place of hand tools called?"

44% knows the answer to this question: "What is the three digit number before a telephone number called? "

And do you know the answer to this one? "Before reaching the adult stage, which of these creatures undergoes metamorphosis?"

51% knows the answer to this question: "Finish this line of Bob Dylan lyrics: "Hey, Mr. Tambourine Man, ___________". "

And do you know the answer to this one? "In 1997, which artist released the UK number 1 album 'Spiceworld'?"