SOLUTION: Ms. Hill drove from here to Texas and then back on the same route. Going she averaged 70 mph and returning she averaged 60 mph. The total trip, there and back, took 35 hours. Ho
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Question 786838: Ms. Hill drove from here to Texas and then back on the same route. Going she averaged 70 mph and returning she averaged 60 mph. The total trip, there and back, took 35 hours. How far is it from here to Texas? Round your answer to the nearest mile. Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! Ms. Hill drove from here to Texas and then back on the same route. Going she averaged 70 mph and returning she averaged 60 mph. The total trip, there and back, took 35 hours. How far is it from here to Texas? Round your answer to the nearest mile.
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Avg speed of the round trip is
2*70*60/(70+60)
= 840/13 mi/hr
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d = r*t = 35*(840/13) RT
Each way = 35*420/13 miles
