Mathematics, 27.06.2019 05:50, Arealbot

The train traveled at an average speed of 48 miles per hour for the first 2 hours and at 60 miles an hour for the next hours. what was the train's average speed for the 6-hour trip? ( average speed equals total miles divided by total time.)

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The train traveled at an average speed of 48 miles per hour for the first 2 hours and at 60 miles an...