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What is the average of the first 15 odd numbers?

  • A.15
  • B.16
  • C.30
  • D.17

Answer: A

The first 15 odd numbers sum to \( 15^{2} = 225 \).

\[ \text{average} = \frac{225}{15} = 15 \]

The average of the first \( n \) odd numbers is always \( n \) - they are symmetric about it.

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