54% knows the answer to this question: "What were the series of wars by European Christians to recover the Holy Land from the Muslims? "

And do you know the answer to this one? "Which flag, used by pirates, featured a skull and cross-bones?"

73% knows the answer to this question: "Which of these men was not a musician during the 1950s? "

And do you know the answer to this one? "In which natural environment are 'dunes' found?"

92% knows the answer to this question: "Who made $70 million when he gave up his salary in exchange for a percentage of the back end of Forrest Gump? "

And do you know the answer to this one? "Which 2011 film took home 4 Oscars, include Best Picture?"

46% knows the answer to this question: "What does the idiom mean "have a chip on your shoulder"? "

And do you know the answer to this one? "The name of which sea translates to Middle Land? "

80% knows the answer to this question: "What "Bat Out of Hell" had roles in The Rocky Horror Picture Show, Fight Club and Focus? "

And do you know the answer to this one? "What does the "MTV" acronym mean?"

60% knows the answer to this question: "Van Gogh cut off what body part and sent it to Rachel, a prostitute who didn't like his work? "

And do you know the answer to this one? "Who sang the famous song "Uptown Girl" (1983)? "

70% knows the answer to this question: "Who sang the famous song "Fernando" (1975) ? "

And do you know the answer to this one? "Who sang the famous song "Band On The Run" (1974)"

34% knows the answer to this question: "Which jazz giant vanished over the English Channel while director of the US Air Force Band during World War II? "

And do you know the answer to this one? "Whose single "Glad All Over" knocked the Beatles' off the top of the UK Singles Chart in January 1964?"

76% knows the answer to this question: "What determines how loud or soft a sound is? "

And do you know the answer to this one? "On which continent is the Hindu Kush mountain range?"

69% knows the answer to this question: "What medical word refers to the heart? "

And do you know the answer to this one? "Which of the following seafood animals is known for swimming upstream?"

90% knows the answer to this question: "Johannesburg is what country's largest city? "

And do you know the answer to this one? "Digits are another name for which part of the body? "

35% knows the answer to this question: "What word completes the rhyme "There once was a man from Beijing/All his life he had hoped to be"? "

And do you know the answer to this one? "On what planet did the NASA space probe Pathfinder land in July 1997?"