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The A\&M Hobby Shop carries a line of radio-controlled model racing cars. Demand for the cars is assumed to be constant at a rate of 50 cars per month. The cars cost $70 each, and ordering costs are approximately $15 per order, regardless of the order size. The annual holding cost rate is 20%. (a) Determine the economic order quantity and total annual cost (in \$) under the assumption that no backorders are permitted. (Round your answers to two decimal places.) Q=TC=$ (b) Using a $45 per-unit per-year backorder cost, determine the minimum cost inventory policy and total annual cost (in $ ) for the model racing cars. (Round your answers to two decimal places.) Q=TC=$ (c) What is the maximum number of days a customer would have to wait for a backorder under the policy in part (b)? Assume that the Hobby Shop is open for business 300 days per year. (Round your answer to two decimal places.) days (e) If the lead time is six days, what is the reorder point for both the no-backorder and backorder inventory policies? (Round your answers to two decimal places.) EOQ:Backorderr=r=