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The average of all even numbers up to 100 is _____?
  1. 42
  2. 44
  3. 47
  4. 51
Explanation

Even numbers: 2, 4, 6...100

Count = 50

Sum = n/2 × (first + last) = 50/2 × (2 + 100) = 25 × 102 = 2550

Average = 2550/50 = 51


Last verified on 08-03-2026

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