Mathematics, 02.03.2020 18:18, DavidSuperior3475

You are studying for you final exam of the semester. Up to this point, you received 3 exam scores of 75%, 97%, and 60%. To receive a grade of B in the class, you must have an average exam score between 80 and 89 for all 4 exams including final. Find the widest range of scores that you can get on the final exam in order to receive a grade of B for the class. use interval notation.

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You are studying for you final exam of the semester. Up to this point, you received 3 exam scores of...