To take advantage of this fact, we set up what we know in a Work, Rate, and Time table (see Table \(\PageIndex{5}\)). Downstream- When the boat is flowing in the same direction as the stream, it is called Downstream. Lesson Plan Jacob is canoeing in a river with a 5 mph current. Lets look at another application of the reciprocal concept. Based on the equation, it will take you .85 hours to get to the island party. To cover the answer again, click "Refresh" ("Reload").But do the problem yourself first! Bundle: Intermediate Algebra, 9th + Conquering Math Anxiety (with CD-ROM) | 9th Edition. How many hours will it take if they work together? Maria can finish the same report in 4 hours. When traveling downstream speed = boat + current = 20miles in 2 hours = 10miles/hour. A boat takes 1.5 hour to go 12 mile upstream against the current. Uttar Pradesh 201301, Devonshire House, 60 Goswell Road, If the speed of the boat in still water is 3 miles per hour and the speed of the current is 1 mile per hour, then the speed of the boat upstream (against the current) will be 2 miles per hour. the speed of the boat in still water? A common misconception is that the times add in this case. What was the interest rate on the loan? { "3.17.01:_Introducing_Rational_Functions" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.
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a boat takes 2 hours to travel 15 miles upstream against the current