Q4.5. (10 pts) Find the max distance of the grid cell labelled C. 30 31 32 33 34 35 Q4.6. (10 pts) Find the max distance of the grid cell labelled D. 35 36 37 38 39 40 Q4.7. (10 pts) Find the max distance of the grid cell labelled E. 45 46 47 48 49 50 Q4.1. (20 pts) Calculate the Minisum Center x_c. Hint: use the row-by-row method. 5980/4016080/4016180/4016280/4016380/4016480/401 Q4.2. (20 pts) Calculate the Minisum Center y_c. Hint: use the column-by-column method. 7039/4017139/4017239/4017339/4017439/4017539/401 The following room grid layout is given. This is a more detailed Approximation of the Durham ISE Main Office. Thick blue borders are walls