51% knows the answer to this question: "Marilyn Novak had to change her name, as there was already a blonde Marilyn in Hollywood. Who did she become? "

And do you know the answer to this one? "Collectively, what bird is called a gaggle on the water, a skein in the air and a wedge if flying in V-formation?"

59% knows the answer to this question: "The Tea Party are named after an event which took place in which American city during the late eighteenth century? "

And do you know the answer to this one? "What war did Muhammad Ali famously refuse to fight in?"

73% knows the answer to this question: "Which of these musicians is a member of The Rolling Stones? "

And do you know the answer to this one? "What duo released the number-one hit single "I Got You Babe" in 1965?"

49% knows the answer to this question: "What kind of bean is used to make tofu? "

And do you know the answer to this one? "The Secret Service was powerless when what wildlife attacked Secretary of State Hillary Clinton as she left a Malawi airport in 2012?"

34% knows the answer to this question: "Which of these was the "Lusitania"? "

And do you know the answer to this one? "Who was Florence Nightingale?"

72% knows the answer to this question: "What "pirate of the Caribbean" has a cove of his own, having bought Little Hall's Pond Cay in the Bahamas? "

And do you know the answer to this one? "What is the watering of land by artificial means called?"

69% knows the answer to this question: "What keeps a duck dry even though it spends almost all its time in the water? "

And do you know the answer to this one? "What is the control for the level of sound coming out of the left or right speakers called?"

82% knows the answer to this question: "Kaiseki is the haute-culture skill set used to serve formal multi-course dinners, originally vegetarian, in what country? "

And do you know the answer to this one? "Who ya gonna call? A lawyer! What movie was sued by the Caspar the Friendly Ghost people and got theme-song writer Ray Parker Jr sued by Huey Lewis and the News?"

63% knows the answer to this question: "The Rocky Mountains are in which continent? "

And do you know the answer to this one? "Where did the IRA declare a cease fire in 1994?"

69% knows the answer to this question: "What is the "language of flowers" called? "

And do you know the answer to this one? "Remove your shoes, sit on the tatami mat and make sure the most important person sits furthest from the entrance. What kind of food are you about to eat?"

60% knows the answer to this question: "What kind of creature is a lobster? "

And do you know the answer to this one? "On India's Independence Day, August 15, 1947, the country was split into India and what other country?"

46% knows the answer to this question: "Which country has the bigger population? "

And do you know the answer to this one? "What did a dinosaur's long tail help him do?"