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Problem 479

AMC 12 late, AIME early

Number theory Difficulty 4.9 Find the answer

19. Divide the natural numbers $1,2,3,4, \ldots . . ., 2019$ into 20 groups so that the average of each group is equal. What is the average of each group? $\qquad$

Your answer

A number or a short expression. Fractions can be typed as 3/2, and spacing doesn't matter.

Official solution

Reference answer: 1010

Exam point: Calculation -- average

Source: NuminaMath-1.5, licensed Apache-2.0. Statement and solution reproduced as published; topic, difficulty and ordering added by this site.