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Worker A can make a widget in 3 hrs; Worker B requires 5 hrs. How long will it take to make a widget if they work together?

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 306E: It takes Sam 4 hours to rake the front lawn while his brother, Dave, can rake the lawn in 2 hours....

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Worker A can make a widget in 3 hrs; Worker B requires 5 hrs. How long will it take to make a widget if they work together?

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