48% knows the answer to this question: "You call that a knife? What movie, starring Paul Hogan, got men bragging about the size of their knives? "

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?"

75% knows the answer to this question: "Where in the world can you find the Trump Building, at 927 feet tall? "

And do you know the answer to this one? "When you see weather reports on TV, you'll notice lines drawn around those Hs and the Ls. Indicating areas of similar air pressure, what are those lines called?"

75% knows the answer to this question: "Which little red-headed girl, created by Harold Gray, debuted in 1924? "

And do you know the answer to this one? "What "war to end all wars" ended in 1918, but didn't exactly end all wars?"

34% knows the answer to this question: "An inactive substance given in place of a drug is known as a what? "

And do you know the answer to this one? "At 10 pm every night, the chief yeoman warder locks up what London building, as part of a 700-year-old ceremony?"

32% knows the answer to this question: "What was the occupation of the lead character in "Perry Mason"? "

And do you know the answer to this one? "Which of these rivers runs through London, England?"

69% knows the answer to this question: "Like Peter Parker, what arthropods can climb walls because their legs have thick groups of hair whose microscopic filaments are sticky enough to adhere to walls? "

And do you know the answer to this one? "What was the name of Queen Elizabeth II's younger sister?"

40% knows the answer to this question: "Who was credited with inventing the double-edged safety razor in 1901? "

And do you know the answer to this one? "What was the Colosseum?"

55% knows the answer to this question: "The song 'Do Re Mi' is from which movie? "

And do you know the answer to this one? "Annie Lennox and Dave Stewart, lovers and partners in what band, had actually broken up by the time they hit it big?"

55% knows the answer to this question: "Which musician walked the line? "

And do you know the answer to this one? "What is a group of four performers called?"

83% knows the answer to this question: "Texas shares a border with what country? "

And do you know the answer to this one? "Who sang the famous song Nowhere Man (1965)? "

84% knows the answer to this question: "Mary Isobel Catherine Bernadette O'Brien is the real full name of which singer? "

And do you know the answer to this one? "What was the title for a chief nurse during the 1930s and 1940s?"

75% knows the answer to this question: "Who was assassinated on November 22, 1963? "

And do you know the answer to this one? "What is the term for a lake that is permanently covered by ice?"