Exercícios: Map, Filter e Sort - Jamile e Ticiana

Link do repositório: https://github.com/TiciB/exercicios-map-filter-sort-26

Exercícios feitos:
1: Retornar médias
2: Retornar aprovadas
4: Retornar objetos
5: Retornar maior média
7: Retornar média turma

Open the linked repository, exercises-map-filter-sort-26, and inspect the work listed for exercises 1, 2, 4, 5, and 7. The issue does not state what change is expected or define a completion condition, so clarify the intended contribution before starting.

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