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The average of first 111 even numbers is

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  1. 113
  2. 111.5
  3. 112.5
  4. 112

Answer (Detailed Solution Below)

Option 4 : 112
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Detailed Solution

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Given:

The average of first 111 even numbers

Formula used:

Average of first n even numbers = n + 1

Calculation:

n = 111

Average = 111 + 1

⇒ Average = 112

∴ The correct answer is option (4).

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