53% knows the answer to this question: "Who sang "A wop bop a loo bop a lop bam boom!"? "

And do you know the answer to this one? "In the song "Row, Row, Row Your Boat," where are you rowing your boat so merrily?"

45% knows the answer to this question: "Where was the Cullinan Diamond found in 1905? "

And do you know the answer to this one? "What is the largest country in Western Asia by land area, constituting the bulk of the Arabian Peninsula?"

89% knows the answer to this question: "The acronym "EU", when referring to a group of European nations, stands for what? "

And do you know the answer to this one? "What animal has two humps and originates in the deserts and steppes of Asia?"

75% knows the answer to this question: "Who owns the factory in the book "Charlie and the Chocolate Factory"? "

And do you know the answer to this one? "Which country has the largest population?"

42% knows the answer to this question: "Ischaemic strokes are caused by a lack of what flowing to the brain? "

And do you know the answer to this one? "A square of what every day is said to be good for the heart?"

73% knows the answer to this question: "Pablo Picasso is known for being which one of the following? "

And do you know the answer to this one? "On which continent is the nation of Spain located?"

34% knows the answer to this question: "Where did "Old Mother Hubbard" look for a bone? "

And do you know the answer to this one? "What are the ball-shaped decorations that go on a Christmas tree called?"

85% knows the answer to this question: "What iconic car was produced by Volkswagen beginning in 1945? "

And do you know the answer to this one? "What will outweigh fish in the world's oceans by 2050 according to report by the World Economic Forum?"

71% knows the answer to this question: "Which first man to walk on the Moon died in 2012? "

And do you know the answer to this one? "Which country split into north and south halves in 1945?"

73% knows the answer to this question: "What is it that's swarming Texas in the Michael Caine film The Swarm? "

And do you know the answer to this one? "Who sang the famous song Love Me Do (1963)? "

80% knows the answer to this question: "Which of the states has the official nickname 'Lone Star State'? "

And do you know the answer to this one? "On what island did reggae supersede calypso in the 1970s, despite its radically political and religious Rastafarian connections?"

83% knows the answer to this question: "When life gives you lemons, make … "

And do you know the answer to this one? "Make ... while the sun shines"