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kymberlyasher
kymberlyasher
29.07.2019 • 
Mathematics

You are studying for your final exam on the semester. up to this point, you received 3 exam scores of 99%, 80%, and 70%. 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 the 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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