A private warehouse has an annual throughput of 20,000 items and an average materials handling cost per item of $0.15/ft. The warehouse size is to be 160,000 sq. ft. Annual construction and maintenance costs are $200/ft. of perimeter. Please round the final number to the closest integer. -W L Y Q: If the loading and unloading dock is to be located at location Y, as shown in the figure above, what are the best length and width of the warehouse? O 150 and 600 ft O 233 and 386 ft O 300 and 300 ft 400 and 400 ft None of above -W - X Y Q: If the loading and unloading dock is to be located at location Y, as shown in the figure above, what is the minimum total cost of material handling and warehouse perimeter cost? $443,452 $690,000 $920,000 $1,380,000 O None of above -W- X Y Q: If the loading and unloading dock is to be located at location X, a warehouse corner, as shown in the figure above, what are the best width and length of the warehouse, respectively? 150 and 1067 ft 233 and 386 ft 311 and 515 ft 0 251 and 638ft -W- X Y Q: If the loading and unloading dock is to be is to be located at location X, a warehouse corner, as shown in the figure above, what is the minimum total cost of material handling and warehouse perimeter cost? O $591,270 $690,000 $886,905 $1,182,540