The layout of the four departments i.e. Accounting and Finance, Production Planning, Human Resources and Inventory Management symbolized randomly as A, B, C, and D, in a ground level of the factory is designed as follows. The current and proposed layouts of the departments are displayed below. Distances between the departments for the current block plan are both represented in the figure and shown as an example in the table below. Numbers of the units flowing between the departments are also provided in the following table. According to these, calculate the weighted distances of the current and proposed layout plans, AND state which plan is better. B C 10 13\10 3 8 8 10 D 10 A Current Block Plan C D 10 13\10 8 10 B 3 10 A Proposed Block Plan Number of units flowing btw the departments A Dept. A B C D Dept. A B C D Distances for the current block plan A B C D 16 10 10 - B C D 75 115 85 50 75 90 - 10 10 12