Togther Julia and Kristie can rake their yard in 18 minutes. Alone, Julia needs 15 minutes longer to rake the yard than Kristie needs raking by herself. How much time does it take for each of them to rake the yard alone?

Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter8: Rational Expressions And Equations
Section8.8: Solve Uniform Motion And Work Applications
Problem 8.170TI: Cara and Cindy, working together, can rake the yard in 4 hours. Working alone, it takes Cindy 6...
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Togther Julia and Kristie can rake their yard in 18 minutes. Alone, Julia needs 15 minutes longer to rake the yard than Kristie needs raking by herself. How much time does it take for each of them to rake the yard alone? 

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