Stellar Inc. uses 81 kilograms of material X per year. Material X costs $35.00 per kilogram. It costs $1.30 to place an order and $2.50 per kilogram to store material X. Currently, Stellar is ordering material X in 14-kilogram batches. Is this the most economical order size? If not, what is the economic order quantity? How much will Stellar save by using the EOQ? (Round answers to 2 decimal places, e.g. 125.74.) Economic order quantity kilo grams X Stellar will save 5 per year