please answer both asap for a like

The matrix below contains data about an unbalanced transportation problem. To solve this problem, you would have to create a Dummv A How many units would that Dummy require? Write your answer as a whole number. A A retailer has four store locations and would like to build a distribution center to serve them. The table below contains data about the existing locations ( x and y coordinates and quantities needed) for the current stores. Use the centroid method to calculate the x coordinate for the distribution center. Round your answer to the nearest whole number. What is the y coordinate for the location? Round your answer to the nearest whole number