A car travels 150 km at a speed of 75 km/h, then another 200 km at 100 km/h. What is the average speed for the entire trip?

Sun, 03 May 2026 08:17:30 +0000

Understanding Average Speed: The Case of a Two-Part Journey When planning road trips or analyzing vehicle efficiency, one fundamental question often arises: what is the average speed for a journey? A perfect example to illustrate this concept is a car that travels 150 km at 75 km/h, then continues for another 200 km at 100 km/h. Let’s explore how to calculate the average speed for the entire trip and why it differs from a simple mean of the two speeds. --- ### What Is Average Speed?