Kingbird Ltd. uses 1,440 metres of fine gage brass each year. Brass wire costs $12 per metre, ordering costs are $57 per order, and carrying costs are $2.85 per metre. Currently, Kingbird orders 400 metres in each order. Is this the most economical order size? If not, what is the economic order quantity? How much will Kingbird save using the EOQ? (Round answers to 2 decimal places, e.g. 125.74.) Economic order quantity metres Kingbird will save sl per year