4 hours.
150 miles an hour
The train's average speed was 34.5 miles per hour.
54.55 miles per hour.
The average speed is 66.67 miles per hour.
Average speed is usually a unit rate. So, if you travel 350 miles in 1 hour then that is said"350 miles per hour."
It was roughly approximately in the neighborhood of about 48.36 miles per hour.
100 miles per hour
900/2.5 = 360 miles per hour
what you see when you look at the speedometer is the average distance you have traveled. notice the speedometer says mph Miles Per Hour how many miles you have traveled per hour.
Average speed is 65 mph.
36.36 mph
To calculate average speed, divide distance by time. In this instance, his average speed is equal to 2145/38.5 = 55.714285 recurring (that is, 55.714285714285...) miles per hour.