16. A large book publisher has five manuscripts that must be edited as soon as possible. Five editors are available for doing the work, however their working times on the various manuscripts will...

Extracted text: 16. A large book publisher has five manuscripts that must be edited as soon as possible. Five editors are available for doing the work, however their working times on the various manuscripts will differ based on their backgrounds and interests. The publisher wants to use an assignment method to determine who does what manuscript. Estimates of editing times (in hours) for each manuscript by each editor is: Ms A B D E 1 12 18 10 16 13 2 9 10 14 13 3 17 14 9 18 12 4 15 7 11 18 5 12 18 22 11 27 What is that total minimum editing time? Which of the following assumptions is not an assumption of the transportation model? (a) Shipping costs are constant. (b) There is only one transportation route between source and destination. (c) There is only one transportation mode between source and destination. (d) Actual supply and actual demand must be equal.