The Wallace Stationery Company purchases paper from the Seaboard Paper Company. Wallace produces stationery that require 1,415,000 sq. meters of stationery per year. The cost per order for the company is $2200; the cost of holding 1 meter of paper in inventory is $0.08 per year. Determine the following:
a. Economic order quantity
b. Minimum total annual cost
c. Optimal number of orders per year
d. Optimal time between orders