Salem and Vernonville are 160 miles apart. A car leaves Salemtraveling towards V

Salem and Vernonville are 160 miles apart. A car leaves Salemtraveling towards Vernonville and another car leaves Vernonvilleat the same time traveling towards Salem. The car leaving Salemaverages 10 miles per hour more than the other and they meet after1 hour and 36 minutes. what are the average speeds of the cars?