David travels from the place A to place B at a certain speed. Direct link to Gandolf22's post I'm confused, because in , Posted 3 years ago. are traveling at an average of 80kn/h. The distance covered in the whole journey is 18 miles. Average speed = Total distance / Total time. All other trademarks and copyrights are the property of their respective owners. Great help but i hope there's a free solution for more students to understand. This problem is deceptively easy. //