Firm Y expects a total cash need of $14,500 over the next 4 months. They have a beginning cash balance of $2,500, and cash is replenished when it hits zero. The fixed cost of selling securities to replenish cash balances is $3.50. The internet rate on marketable securities is 8% per annum. There is a constant rate of cash disbursement and no cash receipts during the month. Based on the firms current practice, what is the average daily cash balance (a month has 30 days)?