
944 Human Factors of a Global Society
Interval Generation Pages
These pages serve to calculate the borders of multiple-choice intervals (Figure 83.9).
The multiple-choice generator, located on question page, compiles the GIFT text, including the
evaluation of correct and wrong answers (Figure 83.10).
Figure 83.11 shows how a question looks in the Moodle system.
Consumption of a part is constant in a system: 1000 kg/day.
Ordered parts arrive without delay. Backlog can not occur, machines are reliable
ones. Inventory holding cost: 0.001 euro/(kg•day), cost of one supply: 400 euro.
a. What time should be between two orders in order the minimum total ...