По сборнику текстовых задач по математике задача 8.4какое условие

The condition for task 8.4 from the collection of math text problems depends on the specific author []. In a widely used collection edited by M.I. Skanavi (Group A, No. 8.004), the task involves two cars traveling towards each other from cities 300 km apart; the first car is 10 km/h faster than the second, and after 2 hours, they still have 20 km to go before meeting []. The task is to find the speed of each car [].