An instructor has graded 23 exam papers submitted by students in a class of 24 students, and the average so far is 71. How high would the score on the last paper have to be to raise the class average by 2 points?

An instructor has graded 23 exam papers submitted by students in a class of 24 students, and the average so far is 71. How high would the score on the last paper have to be to raise the class average by 2 points?

Intermediate Algebra

19th Edition

ISBN:9780998625720

Author:Lynn Marecek

Publisher:Lynn Marecek

Chapter7: Rational Expressions And Functions

Section7.5: Solve Applications With Rational Equations

Problem 307E: Mia can clean her apartment in 6 hours while her roommate can clean the apartment in 5 hours. If...

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