Решение задачи по физике раздел 46 пункт 47 механика

47. The cyclist rode the first half time of their movement with the speed υ1 = 16 km / h, the second half-time - at a rate of υ2 = 12 km / h. Determine the average speed of a cyclist.

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)