Answer the given problem

Optimal cash balance. Northern Corporation has two dates where it receives cash inflows: June 15 and November 15. On each of these dates, it expects to receive PRO million in revenues. Cash expenditures are expected to be steady throughout the subsequent 6 months. Presently, the return on investment in marketable securities is 8% per annum. and the cost of transfer from securities to cash is P125 each time a transfer occurs. Required: 1 . What is the optimal transfer size using the EOQ model. What is the average cash balance? 2. What would be your answer if the return on investment were 12 percent per annum and the transfer cost were P757 Why do they differ from those in item number 1