38% knows the answer to this question: "What is another term for a mixed-breed dog? "

And do you know the answer to this one? "What is the name of an instrument that records vibrations in the Earth's crust?"

36% knows the answer to this question: "Versions of what food include the Chicago deep dish, California gourmet and Hawaiian, which comes with pineapple? "

And do you know the answer to this one? "What landmark was actually carved out by the Colorado River, although legend says Paul Bunyan did it by dragging his ax?"

63% knows the answer to this question: "The ancient operation of trephination required the drilling or cutting of what? "

And do you know the answer to this one? "What is bruxism?"

52% knows the answer to this question: "What was the first major battle of the Revolutionary War? "

And do you know the answer to this one? "Which kind of desert bird rarely flies, but can run up to 18 MPH?"

50% knows the answer to this question: "In golf, "double bogey" is best defined as? "

And do you know the answer to this one? "All Maggie May did was wreck his bed, and in the morning, she even kicked him in the head! But the morning sun when it's in your face really shows your age. Who?"

94% knows the answer to this question: "Which famous golfer has a PlayStation game named after him? "

And do you know the answer to this one? "If you know that it's also called schwarzwalder kirschtorte, you can probably guess that it's a cake named for what country's Black Forest?"

52% knows the answer to this question: "Solve the following equation: 4 x 5 x 2 = "

And do you know the answer to this one? "There are 36 fish fingers in a pan. Sharing equally, how many each should four people take?"

63% knows the answer to this question: "What liquid substance, invented in 1926, is added to a car's cooling system? "

And do you know the answer to this one? "In 1989 there was a student rally for democracy in Tiananmen Square, what country is it in?"

42% knows the answer to this question: "What type of eye surgery can correct near-sightedness? "

And do you know the answer to this one? "Which country launched the health care exchange for its Affordable Care Act in 2013?"

85% knows the answer to this question: "Down Under by Men at Work is full of what country's slang, including a "fried-out Kombi" (a VW Microbus) and men who "chunder" (vomit)? "

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

52% knows the answer to this question: "If you throw a strike, make a spare or throw a gutter ball, you are playing what sport? "

And do you know the answer to this one? "What is a yak classified as?"

65% knows the answer to this question: "If a recipe required you to "julienne" a carrot, what would you do to it? "

And do you know the answer to this one? "Ananas comosus gets that Latin name from the Tupi word "anana," meaning "excellent fruit." It's pretty excellent on Hawaiian pizza, too. What is it?"