Math Problem Statement
A canoeist took 2 hours to travel 12 km down a river. The return trip, against the current, took 3 hours. What was the average paddling rate of the canoeist? What was the speed of the current? How is the answer: average paddling rate is 5 km/h and speed of current is *1km/*h?
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Rates and Speed
System of Equations
Formulas
Speed = Distance / Time
(Paddling speed + Current speed) = Downstream speed
(Paddling speed - Current speed) = Upstream speed
Theorems
-
Suitable Grade Level
Grades 7-9
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