Mathematics, 01.03.2021 23:30, cdgood12

A freight travels 20 miles. It goes 3 mph faster on the return journey than on the original journey. The trip there and back takes 10 hours. How fast did the train travel on the original
journey? How fast did the train travel on the return journey?

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A freight travels 20 miles. It goes 3 mph faster on the return journey than on the original journey...