Suposse that a Ferrari and a Porsche begin a race with a moving start and each moves with constant speed….

Suposse that a Ferrari and a Porsche begin a race with a moving start and each moves with constant speed. One lap of the track is 2 Kn. The f laps the P afetr the P has completed 9 laps. If the speed of teh F had been 10km’h les , the P would have travelled 18 laps before being overtaken. what were the sppeds of the two cars