Average speed = Total distance / Total time = 150 miles / 3 hours = 50 miles per hour.

Fri, 01 May 2026 22:38:23 +0000

Understanding Average Speed: The Complete Guide to Calculating Speed in Miles Per Hour When you're measuring how fast something is moving—whether you're on a road trip, tracking a run, or monitoring vehicle performance—average speed is a key metric used to quantify movement. If you’ve ever wondered “Average speed = Total distance / Total time,” you’re on the right path to understanding one of the most essential concepts in physics and everyday travel. ### What Is Average Speed? Average speed is a straightforward calculation that defines how fast an object has traveled over a given period. It tells you the overall rate of motion, independent of speed variations during the journey. The formula is simple: