Please find the below attached question and give the answer properly.

6. Premier Limited expects its cash flows to behave in a random manner, as assumed by the Miller and Orr model. The following information has been gathered. Annual yield on marketable securities = 5 percent The fixed cost of effecting a marketable securities transaction = Rs. 800 The standard deviation of the change in daily cash balance = Rs.12,000 The management wants to maintain a minimum cash balance of Rs.1,500,000 What are the 'return point' and 'upper control point