99% knows the answer to this question: "How much change do you get from $20 if you buy a $12.50 toy? "

And do you know the answer to this one? "To what prominent position in the United Kingdom did Margaret Thatcher rise in 1979?"

98% knows the answer to this question: "How many calories are there in a glass of water? "

And do you know the answer to this one? "My husband served as President and I served as Secretary of State. Who am I?"

99% knows the answer to this question: "How many in a pair? "

And do you know the answer to this one? "What is next in this number pattern: 3, 6, 9, 12... ?"

100% knows the answer to this question: "Indira Gandhi was the leader of which country until 1984? "

And do you know the answer to this one? "What event lead to a large number of Irish immigrants to USA in the 1840s?"

98% knows the answer to this question: "Tourists often kiss what famous stone in Ireland? "

And do you know the answer to this one? "A strange hook-shaped fish that lives in warm water is known as what?"

97% knows the answer to this question: "Which is the world's only predominantly Jewish state? "

And do you know the answer to this one? "Where do carrots grow?"

99% knows the answer to this question: "A baguette and croissant are foods that originated in which European country? "

And do you know the answer to this one? "What was the first name of Bell, inventor of the telephone?"

100% knows the answer to this question: "Horseshoes are usually made from what? "

And do you know the answer to this one? "Which of the following describes a period of abnormally dry weather for a specific area?"

99% knows the answer to this question: "Osteoarthritis affects which part of the body? "

And do you know the answer to this one? "Hay fever is caused by an allergy to which substance?"

98% knows the answer to this question: "Johannesburg is what country's largest city? "

And do you know the answer to this one? "Which of these is the longest river in the world?"

98% knows the answer to this question: "The description "the magic kingdom" relates best to which of these landmarks? "

And do you know the answer to this one? "Who made the album: Thriller?"

97% knows the answer to this question: "What was the name of the first effective antibiotic? "

And do you know the answer to this one? "What was the first name of 19th century writer Wilde?"