48% knows the answer to this question: "Which countries flag has three horizontal stripes, black, red and yellow from top to bottom? "

And do you know the answer to this one? "Who was sworn in as President in 1963 after the assassination of Kennedy?"

42% knows the answer to this question: "In photography, a telephoto lens is used for what special purpose? "

And do you know the answer to this one? "Who sang the famous song "If You Knew Susie (Like I Know Susie)" in 1925? "

83% knows the answer to this question: "Which is a common type of screwdriver? "

And do you know the answer to this one? "What is henna used for?"

35% knows the answer to this question: "The name of which mountain range is linked to a book of maps? "

And do you know the answer to this one? "In what U.S. state are the cities of San Diego, San Jose, Fresno and Sacramento located?"

65% knows the answer to this question: "Which of these cities has four buildings in the top ten tallest buildings in the US? "

And do you know the answer to this one? "What nationality was Yoko Ono, who married John Lennon in 1969?"

53% knows the answer to this question: "What is the name of the Prince of Wales, invested in 1969? "

And do you know the answer to this one? "Which of this selection is a city in Oregon?"

74% knows the answer to this question: "Thomas Jefferson was instrumental in the composition of which historic document? "

And do you know the answer to this one? "What year was the link between cancer and tobacco tar first discovered?"

76% knows the answer to this question: "Which is the complete name of former US Secretary of State Kissinger? "

And do you know the answer to this one? "In what Asian city is Tiananmen Square, which became known in 1989 as a protest site, located?"

41% knows the answer to this question: "Who sang the famous song ”The Thrill is Gone” (1969)? "

And do you know the answer to this one? "Who sang the famous song "Shoot The Moon" (2002)? "

31% knows the answer to this question: "What is the hierarchical system in domestic chickens called? "

And do you know the answer to this one? "Which of the following iconic writers was a native of Italy?"

53% knows the answer to this question: "Which of the following is not a major country in North America? "

And do you know the answer to this one? "The London Underground is better known as what to Londoners?"

54% knows the answer to this question: "Who sang the song, "You Don't Know My Name"? "

And do you know the answer to this one? "Who sang the famous song "It Ain't Over 'til It's Over" (1991)? "