A train goes twice as fast downhill as it can go uphill, and 2/3 feet as fast uphill as it can go on level ground. If it goes 120 miles per hour downhill, how long will it take to travel 45 miles per flat

asked Mar 28, 2021 88.0k views

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Answer:120/2=60 speed uphill. Speed level 3/2 uphill=90 speed downhill 120 on flat land d=45=90*t t=1/2 hrs

Explanation:

Maresh answered Mar 31, 2021

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Answer:

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Ozzieisaacs answered Apr 1, 2021

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