figure the distances at each speed and time.
avgtripspeed=totaldistance/3hrs
Help I don't understand how to do this homework question, we didn't go over any like it in class.
A car has an average speed of 80.0km/h for 1 hour, then an average speed of 90.0km/h for 2 hours during a 3 hour trip. what was the average speed for the 3 hour trip?
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