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The student needs a minimum score of 72.25 fourth test to ensure a grade of at least a C. x on the

The student needs a minimum score of 72.25 fourth test to ensure a grade of at least a C. x on the

College Algebra
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
ChapterP: Prerequisites
SectionP.9: Modeling With Equations
Problem 24E
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Linear Equations: Real World Applications A student has scores of 67.75, 66, and 72 on his first three tests. He needs an average of at least 70 to earn a grade of C. What is the minimum score that the student needs on the fourth test to ensure a C? Round your answer to two decimal places. x on the The student needs a minimum score of 72.25 fourth test to ensure a grade of at least a C.
Transcribed Image Text:Linear Equations: Real World Applications A student has scores of 67.75, 66, and 72 on his first three tests. He needs an average of at least 70 to earn a grade of C. What is the minimum score that the student needs on the fourth test to ensure a C? Round your answer to two decimal places. x on the The student needs a minimum score of 72.25 fourth test to ensure a grade of at least a C.
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