This excess.

72 E 60+ 60=120 14+7=21 8 168 48 2X24 D 60+60=120 8+20 =28 192 72 3X24 E 60+60=120 18+27=45 44/s 216 96 42+2x27 E 18+ 221/1=401/i 6 243 123 42+3x27.