please lable all anwsers clearly

M. Cother Electronics supplies microcomputer circuitry to a company that incorporates microprocessors into refrigerators and the home appliances. One of the components has an annual demand of 255 units, and this is constant throughout the year Carrying cost is estimated to be $0.50 per unit per year, and the ordering setup) cost is $21 perder a) To minimize cost, how many units should be ordered each time an order is placed units fround your response to two decimal places b) How many orders per year are needed with the optimal policy orders round your response to the decimal place c) What is the average inventory costs are minimizedunts fround your response to two decimal pocos d) Suppose that the ordering (up cost is not $21. and Conser has been ordering 160 units each time an order is placed. For this order policy of 150 to be optimal, the ordering setup) cont would have to be fround your response to two decimal places