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03-09-2017
Mathematics

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- solving systems algebraically -

a boat traveled 115 miles each way Downstream and back. the trip Downstream took 5 hours.the trip back to 23 hours. what is the speed of the boat in Still Water? what is the speed of the current? show your work!!!

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bdowd557 bdowd557

03-09-2017

115 ÷ 5

11 ÷ 5 = 2

15 ÷ 5 = 3

115 ÷ 5 = 23

115 ÷ 23 = 5

23 - 5 = 18

23 mph in still water
18 mph speed of current

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