a) For the location of the proposed new central hub, the coordinates should be near: x=(roundyourresponsetotwodecimalplaces).y=(roundyourresponsetotwodecimalplaces). b) If the shipments from city A double, for the location of the proposed new central hub, the coordinates should be near: x=(roundyourresponsetotwodecimalplaces).y=(roundyourresponsetofwodecimalplaces).