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What is the mean of 4, 7, 8, 10, 12?
  1. 7
  2. 8.2
  3. 9
  4. None of these
Explanation
  • Mean = (4 + 7 + 8 + 10 + 12) ÷ 5
  • Mean = 41 ÷ 5 = 8.2
  • Mean is the average value of a data set.

Last verified on 08-06-2026

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