1) The steamboat River Queen travels at the rate of 30 km/h in still water. If it can travel 45 km upstream in the same amount of time that it takes to go 63 km downstream, what is the rate of the current? 2) Jim can row a boat 30 km downstream in 3 hours, but it takes him 5 hours to return. What is Jim's rate in still water and what Is the rate of the current?
1) The steamboat River Queen travels at the rate of 30 km/h in still water. If it can travel 45 km upstream in the same amount of time that it takes to go 63 km downstream, what is the rate of the current? 2) Jim can row a boat 30 km downstream in 3 hours, but it takes him 5 hours to return. What is Jim's rate in still water and what Is the rate of the current?
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.6: Variation
Problem 2E
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