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Equal averages (Posted on 2024-02-24) Difficulty: 2 of 5
A class with 2N students took a quiz, on which the possible scores were
0, 1, . . . , 10. Each score appeared at least once.
The average score for this class was exactly 7.4.

Show that the class can be divided into two groups of N members each, such that that the average score for each group was exactly 7.4.

No Solution Yet Submitted by Ady TZIDON    
Rating: 3.0000 (1 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
SolutionDuhtomarken2024-02-24 14:54:00
Some Thoughtsre: An example, not a prooftomarken2024-02-24 14:38:23
Some ThoughtsAn example, not a proofLarry2024-02-24 11:49:10
Some ThoughtsSome thoughtstomarken2024-02-24 11:20:45
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