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Teresas five test grades for the semester are 86%, 78%, 68%, 92%, and 72%. Her final exam counts one-third of

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Teresa’s five test grades for the semester are 86%, 78%, 68%, 92%, and 72%. Her final exam counts one-third of her final grade. What range of grades on her final exam would result in Teresa receiving a final grade of B in the course?

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Let x the final exam grade The semester average 86 74 …View the full answer


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Related Book For  answer-question
A Survey of Mathematics with Applications

A Survey of Mathematics with Applications

ISBN: 978-0134112107

10th edition

Authors: Allen R. Angel, Christine D. Abbott, Dennis Runde

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Question Details
Chapter # 6- Algebra, Graphs, and Functions
Section: Section 6.5
Problem: 60
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Question Posted: January 12, 2019 12:41:29
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