30% knows the answer to this question: "Which berry is the darkest? "

And do you know the answer to this one? "What candy added red back into its traditional color mix in 1987?"

85% knows the answer to this question: "Find the next number (rounded off) in the following sequence: 50.00, 200.00, 800.00, 3200.00... "

And do you know the answer to this one? "How many legs on two cats and four horses?"

84% knows the answer to this question: "What part of their bodies can lizards dump, thanks to a fracture plane across their lower vertebra? "

And do you know the answer to this one? "What synonym for a bid is also the name of a naval ship that provides logistical support to other ships?"

74% knows the answer to this question: "What is the word meaning someone who is wakeful and alert? "

And do you know the answer to this one? "A diabetic with hyperglycaemia has too much what in their blood?"

44% knows the answer to this question: "Two minutes in, Alfred Hitchcock is leaving the pet shop with two dogs as Tippi Hedren enters. What movie is this? "

And do you know the answer to this one? "Often referenced in hip hop lyrics because of his role in Ghost, who revealed in 2008 that he had pancreatic cancer?"

88% knows the answer to this question: "YMCA was a hit for which group in 1979? "

And do you know the answer to this one? "Gladys Knight had a 70s hit about a Midnight Train to which state?"

39% knows the answer to this question: "What Egyptian regent is said to have had affairs with both Julius Caesar and Mark Antony? "

And do you know the answer to this one? "In what industry did John Davison Rockefeller get rich?"

36% knows the answer to this question: "Which country launched the health care exchange for its Affordable Care Act in 2013? "

And do you know the answer to this one? "Which annual summit took place in Northern Ireland in June of 2013?"

53% knows the answer to this question: "What is the Roman numeral for 7? "

And do you know the answer to this one? "Which operating system released it's 8th major edition in 2012?"

39% knows the answer to this question: "A 50s British delicacy was fritters made from which processed meat? "

And do you know the answer to this one? "What war tactic or way of fighting was commonly used on the Western Front in the First World War?"

72% knows the answer to this question: "Who is the famous daughter of Billy Ray Cyrus who had a major hit with Achy Breaky Heart? "

And do you know the answer to this one? "In which US state would you find the mountain range called the 'Alaska Range'?"

35% knows the answer to this question: "What are Earth's seven large land masses called? "

And do you know the answer to this one? "From what country was Galileo Galilei?"