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      Question

      The number of aircraft produced

      by a company over five years is given below: Year: 2018 2019 2020 2021 2022 Production: 120 150 135 180 165 What is the average annual production over these five years?
      A 150 Correct Answer Incorrect Answer
      B 180 Correct Answer Incorrect Answer
      C 200 Correct Answer Incorrect Answer
      D 220 Correct Answer Incorrect Answer

      Solution

      ATQ,

      Total production = 120 + 150 + 135 + 180 + 165 = (120 + 150) + (135 + 180) + 165 = 270 + 315 + 165 = 750 Average = Total / 5 = 750 / 5 = 150

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