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    • Question

      Average of 6 positive integers is calculated as 25. It

      was later found that while calculating the average, someone mistakenly entered 18 instead of 30. Find the correct average.
      A 27 Correct Answer Incorrect Answer
      B 26 Correct Answer Incorrect Answer
      C 28 Correct Answer Incorrect Answer
      D 29 Correct Answer Incorrect Answer

      Solution

      Incorrect sum of six numbers = 25 × 6 = 150 Correct sum = 150 − 18 + 30 = 162 So, correct average = 162 ÷ 6 = 27

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