tamaragarcia735 tamaragarcia735
  • 23-12-2020
  • Mathematics
contestada

If Arron's boat travels 9 mph and the river runs 4 miles mph in still water.how long will it take to travel 18 miles upstream

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billgkgk
billgkgk billgkgk
  • 24-12-2020

Answer:  It will take Aaron's boat 3³/₅ hours to travel 18 miles upstream.

That is 3.6 hours or  3 hours and 36 minutes.

Step-by-step explanation:

Traveling upstream, the boat's speed will be reduced by the speed of the river current.  

9 - 4 = 5mph

18mi/5mph =  3.6 hours  0r  3³/₅ hours

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