The XYZ customer service branch maintains a disbursement account which is funded by the main office. The branch needs funds for daily disbursements of P40,000 and a minimum balance of P20,000. The cost to transfer funds from the main office to the branch averages P300. The return on money marketable securities is 5%. If the entity uses a 250-day year for financial analysis, how much is the optimal cash amount to be requested by the branch each time?