zamchavez969 zamchavez969

14-04-2024
Mathematics

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2) [ONEM 2007] El profesor de matemática escribe doce números naturales consecutivos en la pizarra, luego un alumno borra uno de los números y calcula la suma de los once números que quedaron. Si el resultado de esa suma es 2007, ¿cuál es la suma de las cifras del número que borró?

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