Problem 9 13. A clothing manufacturer produces women's clothes at four locations. A coordinate system has been determined for these four locations as shown below. The location of a central warehouse for rolls of cloth must now be determined. Weekly quantities to be shipped to each location are shown below. Determine the coordinates of the location that will minimize total transportation cost. LO3 Location (x, y) Weekly Quantity A 15 B 6,9 20 3.9 125 9,4 I D 30