Spread Between Maximum and Minimum Average of Ten Chess Players - future first OA Question

Company: future first

Difficulty: hard

Problem Statement

Spread Between Maximum and Minimum Average of Ten Chess Players In a school chess club, 10 players were ranked based on their performance in a tournament. Let the player scores be non-negative real numbers. The average score of the lowest 9 ranked players is 40, while the average score of the highest 9 ranked players is 46. For the entire group of 10 players, the maximum possible average score exceeds the minimum possible average score by:

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Company: future first

Difficulty: hard

Problem Statement

Spread Between Maximum and Minimum Average of Ten Chess Players In a school chess club, 10 players were ranked based on their performance in a tournament. Let the player scores be non-negative real numbers. The average score of the lowest 9 ranked players is 40, while the average score of the highest 9 ranked players is 46. For the entire group of 10 players, the maximum possible average score exceeds the minimum possible average score by:

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