83% knows the answer to this question: "Prince William of the UK married whom in 2011? "

And do you know the answer to this one? "To what city in Saudi Arabia is a pilgrimage known as the "Hajj" obligatory for all Muslims?"

46% knows the answer to this question: "What is Westminster Abbey? "

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

40% knows the answer to this question: "How do artists join two pieces of steel when making a sculpture? "

And do you know the answer to this one? "King Juan Carlos I abdicated as King of which country in 2014?"

57% knows the answer to this question: "Father's Day is on ..? "

And do you know the answer to this one? "What is the capital of Vietnam and the country's second largest city?"

57% knows the answer to this question: "What colorful square separates the Kremlin from an historic merchant quarter called Kitaigorod? "

And do you know the answer to this one? "A waterway called the Serpentine separates Hyde Park and Kensington Gardens in what city?"

42% knows the answer to this question: "What determines how loud or soft a sound is? "

And do you know the answer to this one? "Which is the major form of sugar used by living things as fuel?"

85% knows the answer to this question: "What are polar bear babies called? "

And do you know the answer to this one? "Which is a flat piece of wood that is used to beat damp clay to remove air bubbles?"

44% knows the answer to this question: "In what country was Emily Davison born? "

And do you know the answer to this one? "Which is the correct answer for 6600 + 402 + 462?"

78% knows the answer to this question: "Solve the following addition problem: 8500 + 595 + 516? "

And do you know the answer to this one? "Solve this equation for N: 2N = 66?"

88% knows the answer to this question: "Which story is about a woman dealing with the boss from hell at a stylish magazine? "

And do you know the answer to this one? "Who crashed flying over the Pacific Ocean?"

83% knows the answer to this question: "What is another word for an Italian milkshake that is made with milk and fresh fruit? "

And do you know the answer to this one? "Prince William of the UK married whom in 2011?"

83% knows the answer to this question: "Bette Davis, who'd been a Southern belle in Jezebel, passed on what role when she thought Errol Flynn would play Rhett Butler? "

And do you know the answer to this one? "What animal today looks a lot like a Triceratops?"