Abey Kunuvila, of Parkside Plumbing, uses 1,230 of a certain spare part that costs $23 for each order, with an annual holding cost of $24. a) Calculate the total cost for order sizes of 25,40,50,60, and 100 (round your responses to two decimal places). b) What is the economic order quantity? Economic Order Quantity =H2DS= units (round your response to two decimal places)