When David and his sister Kathy work together, they can milk the cows at their family dairy farm in 95 minutes. When David works alone, he can milk the cows in 20 minutes less time than it takes Kathy when she works alone. How long would it take each of them

When David and his sister Kathy work together, they can milk the cows at their family dairy farm in 95 minutes. When David works alone, he can milk the cows in 20 minutes less time than it takes Kathy when she works alone. How long would it take each of them

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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Question

When David and his sister Kathy work together, they can milk the cows at their family dairy farm in

minutes. When David works alone, he can milk the cows in

minutes less time than it takes Kathy when she works alone. How long would it take each of them to milk the cows working alone?

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