0% knows the answer to this question: "Which flag, used by pirates, featured a skull and cross-bones? "

And do you know the answer to this one? "What bear feeds almost entirely on bamboo?"

0% knows the answer to this question: "Johannes Meyer and Johannes Rissik founded Johannesburg, which they appear to have named for themselves. Where is it? "

And do you know the answer to this one? "In the 1940s, the US Army Meteorological Service started naming these for women. But as of May 12, 1978, you could also name them for men. What are they?"

0% knows the answer to this question: "Which US president was nicknamed 'Ike'? "

And do you know the answer to this one? "Vietnam is located on which continent?"

96% knows the answer to this question: "What is made by white blood cells to help fight off infection? "

And do you know the answer to this one? "You call that a knife? What movie, starring Paul Hogan, got men bragging about the size of their knives?"

99% knows the answer to this question: "What is a young stallion called? "

And do you know the answer to this one? "A ripe watermelon has a rind that is what color?"

96% knows the answer to this question: "In which country is the city of Calgary? "

And do you know the answer to this one? "Popeye to the contrary, an 1870 German study misplaced a decimal, and reported that what vegetable has 10 times the iron content it actually does?"

100% knows the answer to this question: "Leeds Castle in is which English county? "

And do you know the answer to this one? "Ireland's population grew phenomenally because of what New World food, then shrank again when the fungus Phytophthora infestans struck the crop in the 1840s?"

94% knows the answer to this question: "One hand ... the other "

And do you know the answer to this one? "What did Marilyn Novak change her name to, to avoid comparisons to that other blonde Marilyn?"

92% knows the answer to this question: "What is the first name of Ms Lott, a singer? "

And do you know the answer to this one? "What tragedy took place on April 15, 1912?"

93% knows the answer to this question: "What type of geography is the land of Afghanistan? "

And do you know the answer to this one? "Which of these continent - country - capital groups is correct?"

95% knows the answer to this question: "What yellow citrus fruit is often made into a drink? "

And do you know the answer to this one? "What does the F stand for in an FAQ section of a website?"

96% knows the answer to this question: "In 1795, painter Francisco de Goya became head of what? "

And do you know the answer to this one? "A favorite of Ernest Hemingway, Tusker beer came from what country, where an elephant killed one of the Hurst brothers who founded the company?"