Custom Computers, inc, assembles custom home computer systems. The heat sinks needed are bought for $12 each and are ordered in quantities of 1,170 units. Annual demand is 4,680 heat sinks, the annual inventory holding cost rate is $2 per unit, and the cost to place an order is estimated to be $59. (a) Calculate average inventory level. units Attempts: 0 of 2 used (b) The parts of this question must be completed in order. This part will be available when you complete the part above