I'm trying to find the average velocity from New York to Miami if half the distance is covered at 45mph and half the distance is covered at 55 mph.
Solution. We need to find the total time T. Assume that the distance from New York to Miami is d. Then
So, the average velocity is given by
Average speed is found given different speeds over two distances. The solution is detailed and well presented. The response received a rating of "5" from the student who originally posted the question.