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AMC 12 2025b Problem 14

  • Paper

Consider a decreasing sequence of nn positive integers x1>x2>⋯>xnx_1>x_2>\cdots>x_n that satisfies the following conditions:

  • The average of the first 33 terms in the sequence is 2025.2025.
  • For all 4≤k≤n,4 \leq k \leq n, the average of the first kk terms is 11 less than the average of the first k−1k - 1 terms.

What is the greatest possible value of n?{n?}

(A) 1013(B) 1014(C) 1016(D) 2016(E) 2025\textbf{(A) } 1013 \textbf{(B) } 1014 \textbf{(C) } 1016 \textbf{(D) } 2016 \textbf{(E) } 2025

Dataset text AMC 12 2000 to 2025. Quoted with source.

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B

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