An airplane travels 1908 kilometers against the wind in 3 hours and 2178 kilometers with the wind in the same amount of time. What is the rate of the plane in still air and what is the rate of the wind?

An airplane travels 1908 kilometers against the wind in 3 hours and 2178 kilometers with the wind in the same amount of time. What is the rate of the plane in still air and what is the rate of the wind?

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter12: Quadratic Functions

Section12.8: Joint And Combined Variation

Problem 5P

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Question

An airplane travels

1908

kilometers against the wind in

hours and

2178

kilometers with the wind in the same amount of time. What is the rate of the plane in still air and what is the rate of the wind?

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