33% knows the answer to this question: "If Anna's triplets were born in March 5th, 1990, when will the sum of their ages become 9? "

And do you know the answer to this one? "Julia gets a 3% pay rise on her salary of £20k. What's her new wage?"

59% knows the answer to this question: "What word means "assessed, examined for medical condition"? "

And do you know the answer to this one? "A substance that destroys living tissue is called what?"

95% knows the answer to this question: "What does ITTF, the governing body for all international table tennis associations, stand for? "

And do you know the answer to this one? "In 2014, Christine McVie rejoined what pop-rock band for the first time in 16 years?"

92% knows the answer to this question: "Which of these chemicals removes odors from refrigerators? "

And do you know the answer to this one? "What branch of chemistry is concerned with the chemistry of living organisms?"

69% knows the answer to this question: "Construction started on a wall dividing which European city in 1961? "

And do you know the answer to this one? "Who invented the telephone?"

61% knows the answer to this question: "What term indicates the year in which a wine's grapes were harvested? "

And do you know the answer to this one? "Which animal has mask-like markings on its face and a ringed tail?"

79% knows the answer to this question: "What famous US prison closed in 1963? "

And do you know the answer to this one? "What came before 'Poppins' in the 1964 Disney hit?"

49% knows the answer to this question: "What was the first name of "Vertigo" star Miss Novak? "

And do you know the answer to this one? "Who is the female lead of Some Like it Hot?"

40% knows the answer to this question: "Who sang the famous song "We Will Rock You" (1977) ? "

And do you know the answer to this one? "Who sang the famous song "Let's Get It On" (1973)"

43% knows the answer to this question: "The White House is home to what? "

And do you know the answer to this one? "Where was 'home' for Dorothy in The Wizard Of Oz?"

42% knows the answer to this question: "Which car race is depicted in "Days of Thunder"? "

And do you know the answer to this one? "70x62÷62 equals what number?"

61% knows the answer to this question: "Metals can often conduct what? "

And do you know the answer to this one? "Which of these is another way of expressing 150 per cent?"