92% knows the answer to this question: "If a gas tank holds 15 gallons, and has 2.6 gallons now, how much do you need to fill it up? "

And do you know the answer to this one? "Rose was 120cm tall then grew 5cm in March and 7cm in April. How tall is she now?"

33% knows the answer to this question: "In ancient Rome, what value was X? "

And do you know the answer to this one? "Which "Twist" singer was born Ernest Evans?"

68% knows the answer to this question: "As Jan and Dean might know, the real "dead man's curve" is a tight corner of Sunset Boulevard in what city? "

And do you know the answer to this one? "What is added to 56 to make 99?"

93% knows the answer to this question: "What is added to homemade face paint to make it easier to remove when you're done? "

And do you know the answer to this one? "The Heathen first appeared on what album?"

47% knows the answer to this question: "What field of science deals with the nervous system? "

And do you know the answer to this one? "A sunburn is caused by overexposure to what kind of ray?"

54% knows the answer to this question: "The Tremeloes sang that Silence was what? "

And do you know the answer to this one? "America had a hit about which creature with no name in 1972?"

45% knows the answer to this question: "The Shah of which country fled to Egypt after a revolution in 1979? "

And do you know the answer to this one? "What disease did Ronald Reagan have that was revealed after his presidency?"

36% knows the answer to this question: "What does the word "geothermal" mean? "

And do you know the answer to this one? "The House-Grey Memorandum was a WWI invite from the US to what country to participate in peace talks?"

95% knows the answer to this question: "Which 1970s TV soap, starring Larry Hagman, debuted on TV in 1978? "

And do you know the answer to this one? "Albert Einstein was famous in which field of science?"

75% knows the answer to this question: "The Soweto uprising began in what country in 1976? "

And do you know the answer to this one? "Who was Oscar Wilde?"

35% knows the answer to this question: "Who sang the famous song "Smoke On The Water" (1973)? "

And do you know the answer to this one? "Who sang the famous song "Here Comes The Sun" (1969)? "

67% knows the answer to this question: "Who represented Sweden in the 1974 Eurovision? "

And do you know the answer to this one? "Which aging British rockers had the highest-grossing concert tour of 2006?"