41% knows the answer to this question: "Complete the title of global smash hit app game Clash of ____. "

And do you know the answer to this one? "What type of radar measures radial velocity?"

42% knows the answer to this question: "What was put in a window during the Victorian era to symbolize warmth? "

And do you know the answer to this one? "What term indicates the year in which a wine's grapes were harvested?"

64% knows the answer to this question: "What woman was the last Pharaoh of Egypt? "

And do you know the answer to this one? "In what current U.S. state did the Japanese attack on Pearl Harbor occur?"

58% knows the answer to this question: "Originally, Gene Hackman was going to direct this movie, write its screenplay and even star in it as Hannibal Lecter. What film? "

And do you know the answer to this one? "Which movie was based on the Von Trapp family?"

39% knows the answer to this question: "Israel launched Operation Protective Edge in which area in 2014? "

And do you know the answer to this one? "What term is used to describe cosmetic plastic surgery?"

65% knows the answer to this question: "The seventh and final instalment of what popular book series was released on July 21, 2007? "

And do you know the answer to this one? "When Christopher Columbus first landed in Jamaica in 1494, who claimed it as a territory?"

84% knows the answer to this question: "What puffed rice cereal did Kellogg's introduce in 1929? "

And do you know the answer to this one? "Saddam Hussein was the President of which country?"

52% knows the answer to this question: "What does the saying "We'll kill two birds with one stone" mean? "

And do you know the answer to this one? "The two chambers at the bottom of your heart are called what?"

69% knows the answer to this question: "How many ounces are in 3/8 of a pound? "

And do you know the answer to this one? "What is the area of a 3" x 5" index card?"

60% knows the answer to this question: "Extending a joint beyond its normal anatomical position is called what? "

And do you know the answer to this one? "Who had the hit 60's song "Sherry" on Vee-Jay?"

81% knows the answer to this question: "What coin has the same value as 50 cents? "

And do you know the answer to this one? "What river flows through the Grand Canyon?"

54% knows the answer to this question: "The 'Oregon Trail' and the 'Santa Fe Trail' were used by settlers in which country? "

And do you know the answer to this one? "What type of food do most Brazilians refrain from eating during Catholic season of Lent? "