toy VEHICLE NUMBER CAPACITY 3 50 CUSTOMER CUST NO. XCOORD. YCOORD. DEMAND READY TIME DUE DATE SERVICE TIME 0 50 50 0 0 200 0 1 35 65 10 45 50 10 2 30 55 30 50 80 10 3 40 45 10 0 20 10 4 55 70 20 0 100 10 5 75 50 10 50 70 10 6 54 35 20 17 20 10