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      Question

      What is the occasion for celebrating Pi Approximation

      Day on July 22? 
      A Birth of Archimedes Correct Answer Incorrect Answer
      B Pi’s discovery anniversary Correct Answer Incorrect Answer
      C The fraction 22/7 approximates π Correct Answer Incorrect Answer
      D Launch of NASA’s π Mission Correct Answer Incorrect Answer
      E The approval of π as a constant Correct Answer Incorrect Answer

      Solution

      Pi Approximation Day is observed on 22/7 (July 22) as the fraction 22/7 is a common approximation of the mathematical constant π (pi ≈ 3.14). 

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