the cash balance on march 1 is 328 for your firm. sales for february through april are estimated as 723, 844, and 980 respectively. goods are purchased one month before the month of sale and cost of goods sold is calculated at 54 percent of sales. your accounts payable period is 45 days, accounts recievable period is 20 days, and monthly cash expenses are 265. if every month has 30 days, estimate the cash balance at the end of march