You are a manufacturer of tennis balls in the Mumbai Suburbs. Recently, you got an order to supply 1200 units of the same on a monthly basis. The cost of carrying an inventory of such tennis balls is 1.80 per unit on yearly basis. The production process requires a setup cost on a per run basis of Rs 1000. Compute: a. The EOQ, and define the need of computing the EOQ b. The Optimum number of orders and optimum period of supply