Solve the rational word problem It takes Mr. Lambert 5 minutes to grade 2 tests. It takesMrs. Hatsushi 7 minutes to grade 4 tests. If workingtogether, how long will it take both Mr. Lambert and Mrs.Hatsushi to grade 120 tests?

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Answered: It takes Mr. Lambert 5 minutes to grade…

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 309E: Josephine can correct her students test papers in 5 hours, but if her teacher’s assistant helps, it...

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It takes Mr. Lambert 5 minutes to grade 2 tests. It takes Mrs. Hatsushi 7 minutes to grade 4 tests. If working together, how long will it take both Mr. Lambert and Mrs. Hatsushi to grade 120 tests? W