A = [60/550, 180/600, 110/400; 160/550, 190/600, 90/400; 40/550, 20/600, 130/400]
A = [6/55, 3/10, 11/40; 16/55, 19/60, 9/40; 4/55, 1/30, 13/40]
E - A = [49/55, - 3/10, - 11/40; - 16/55, 41/60, - 9/40; - 4/55, - 1/30, 27/40]
(E - A)^{-1} = [59895/42781, 27940/42781, 33715/42781; 28080/42781, 76740/42781, 37020/42781; 7840/42781, 6800/42781, 68840/42781]
p = (E - A)^{-1} * m
p = [59895/42781, 27940/42781, 33715/42781; 28080/42781, 76740/42781, 37020/42781; 7840/42781, 6800/42781, 68840/42781]·[200·1.5; 160; 210·1.2] = [723; 702; 486]
723 PKWs ; 702 Nutzfahrzeuge ; 486 LKWs