Justin must have an average of at least 80 on the four tests in a course to

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Justin must have an average of at least 80 on the four tests in a course to get a B. He had scores of 83, 76, and 79 on the first three tests. What possible scores on the fourth test would guarantee him a B in the course?

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Intermediate Algebra

ISBN: 9780134895987

13th Edition

Authors: Margaret Lial, John Hornsby, Terry McGinnis

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Question Posted: May 28, 2023 12:37 AM

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Justin must have an average of at least 80 on the four tests in a course to

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Intermediate Algebra

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