3. The average weekly demand for an item handled by a distribution center is 50 units, and the value of this item is 650,000 won per unit. The average of the lots supplied to this distribution center from a supplier (e.g. a manufacturer) is 350 units, and the average lead time (including order processing time and transit time) is 2 weeks. This distribution center is 52 per year. If you are open a week, and you have stock as much as the average demand for a week as safety stock and do not take into account the expected stock, what is the average total stock held in this distribution center? The average lead time ( Transportation inventory must also be included in consideration of ead time. (Caution: Be sure to write the number as an integer according to the unit. Example: 0, 1, 2,, 109, 110