help me guys...the following charts .time;07:30-09:00,09:01-0-30,20:31-12-00,12:01,13:30 mby to AR..850,800,750,600 mby to tbr 1100,2350,1870,1500 mby to ar 620,1400,980,790...... question no 1. what is percentage of passengers traveling between 10:31-12:00 where going to tabora