Scroll down for the answer to the facebook riddle/puzzle

Inch Foot Centimetre Millimetre 225 125 175 275 Oval Triangle Circle Square 65 miles 15 miles 45 miles 75 miles Planes Cartesian Caves Sectors Quadrants 23 25 26 28 1 2 3 4 38.6 hours 37.6 hours 38 hours 39 hours Lean Angle Slope Narrowness 10 15 20 5 Check my Score

Who Sang Quizzes

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  We dare you to take this quiz!

  Who sang these songs?

  Average Score: 0
  51% knows the answer to this question: "Who sang the famous song "There Must Be An Angel" (1985) ? "
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  Who Sang These Country Songs?

  Question 10 is by far the hardest

  Average Score: 8
  21% knows the answer to this question: "Who performed the hit "Ring of Fire" (1963)? "
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  Do you know who sang these songs?

  Try to score higher than a 6!

  Average Score: 9
  99% knows the answer to this question: "Who sang the famous song "Thank God I'm A Country Boy" (1975) ? "
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  Who Sang These Songs?

  Can you do better than a 6?

  Average Score: 6
  73% knows the answer to this question: "Who sang the famous song "Hassisen kone" (1980)? "
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  Who Sang These Songs?

  Can you answer these 10 music questions correctly?

  Average Score: 8
  68% knows the answer to this question: "Who sang the famous song "I Say A Little Prayer" (1968) ? "
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  Which artist performed these songs?

  Can you answer more than 4 questions correctly?

  Average Score: 9
  64% knows the answer to this question: "Who sang the famous song ”She Loves You” (1963)? "
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History Quizzes

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  History Quiz

  Sorry if you didn't score a 6 or higher

  Average Score: 6
  33% knows the answer to this question: "What was Germany's main strategy for trying to conquer Britain in World War 1I? "
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  History Quiz

  What did you score?

  Average Score: 6
  95% knows the answer to this question: "Who was forced to read the Ningen Sengen, declaring that he was, in fact, just a human being? "
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  Quiz on historical events.

  Please share your score no matter how low or high

  Average Score: 6
  23% knows the answer to this question: "In which century was pioneering nurse and heroine of the Crimean War Mary Seacole born? "
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  70s Nostalgia Quiz

  Do you remember?

  Average Score: 8
  62% knows the answer to this question: "Which movie, released in 1977, became a groundbreaking science fiction epic and started a franchise that is still popular today? "
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  10 Questions about History

  Do you like History Quizzes?

  Average Score: 4
  54% knows the answer to this question: "What was the name of the chemical element created by the Berkeley University in March 1950? "
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  10 Historical Trivia Questions

  Do us a favor and share your score in the comments below

  Average Score: 6
  54% knows the answer to this question: "Which American president was caught up in the "Watergate" scandal? "
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Geography Quizzes

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  10 Question About Planet Earth

  Did you score a 10? Let us know below!

  Average Score: 6
  59% knows the answer to this question: "Which is the largest continent on Earth? "
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  Play This Geography Quiz Now!

  It's going to be impossible to score a 6+

  Average Score: 6
  89% knows the answer to this question: "Which country lies directly south of Mongolia? "
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  Geography Quiz

  Think you can find your way?

  Average Score: 6
  50% knows the answer to this question: "One of the world's largest herds of what roam around the deserts of Australia? "
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  HARD Science Quiz

  We hope you're smart enough to score a 7+

  Average Score: 4
  74% knows the answer to this question: "What is the capital of Kentucky? "
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  Geography Quiz

  Did you find your way to the last question?

  Average Score: 4
  65% knows the answer to this question: "Fulham is in which London postcode? "
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  Geography Quiz

  You're invited!

  Average Score: 5
  26% knows the answer to this question: "What nationality is the explorer Vasco Nunez de Balboa? "
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Music Quizzes

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  Alternative Rock Music Quiz

  Have you ever heard of any of these bands?

  Average Score: 5
  48% knows the answer to this question: "Which band released the influential alternative rock album "OK Computer" in 1997? "
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  Barbra Streisand Quiz

  Average Score: 3
  79% knows the answer to this question: "What is Barbra Streisand's middle name? "
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  10 difficult questions about John Denver

  Let us know your score in the comments

  Average Score: 6
  91% knows the answer to this question: "What was John Denver's birth name? "
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Science Quizzes

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  Quiz on Science

  Did you complete the mission?

  Average Score: 9
  69% knows the answer to this question: "What is a young kangaroo called? "
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  Can you get a better score than a 7?

  Average Score: 7
  98% knows the answer to this question: "In WWII who flew around in a plane called Avalon, named for St George's lance? "
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• We bet you don't know a thing about who invented these things!
• General knowledge quiz
• Everybody likes music, but how much do you know about it?