15-11-2017
Mathematics

contestada

Real Simple,

A Boat traveled 112 miles downstream and back. The trip downstream took 4 hours. The trip back took 8 hours. What is the speed of the boat in still water? What is the speed of the current?

An Explanation how would be much appreciated.

Respuesta :

DrZubair DrZubair

15-11-2017

First of all, you must find out how many miles it takes to go 4 hours and 8 hours.

112 ÷ 4 = 28 miles per hour

112 ÷ 8 = 14 miles per hour

So, going downstream will take 28 miles per hour and going in still water will take 14 miles per hour.

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