Question 164 | Mathematics ENEM 2024 Yellow Test 📃 When calculating the average of your grades in...

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Published on August 29, 2025 4:30:08 AM ● Video Link: https://www.youtube.com/watch?v=8dG6B-BOw6Y

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This question addresses the calculation of arithmetic means and requires the student to understand the correct formula for determining the average of n items. Prerequisites include understanding how to add values ​​and divide by the correct number of items.

The question presents a situation in which a student calculated the average of four grades, but mistakenly divided the sum of the grades by 5 instead of 4. The average obtained this way was one unit lower than the correct average. The challenge is to determine what the true average would be based on the options provided.

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