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Chemistry, 03.12.2021 04:30 CylieTbh

A train takes 3.5 h to travel from Seattle, WA to Portland, OR, a distance of 170 miles. If 0.3 h of that time is spent stopped at stations, what is the average speed of the train when it is moving? Need a Hint?
53 mi/h

58 mi/h

61 mi/h

64 mi/h

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