I need help please

The following data are from the budget of Ritewell Publishers. Half the company's sales are transacted on a cash basis. The other half are paid for with a 1-month delay. The company pays all of its credit purchases with a 1-month delay. Credit purchases in January were $140, and total sales in January were $290. Total sales Cash purchases Credit purchases Labor and administrative purchases Taxes, interest, and dividends Capital expenditures February $ 420 125 95 85 65 210 March $ 440 135 85 85 65 0 April $ 400 115 95 85 65 Complete the following cash budget (Leave no cells blank. Enter 'O' when necessary. Negative amounts should be indicated by a minus sign.) Answer is complete but not entirely correct. February March April Sources of cash Collections on current sales IS 210 $ 220 $ 200 Collections on amounts receivable IS 145 210 220 4 of 8 ME Next February March April Sources of cash Collections on current sales $ 210 220 $ 200 145 210 5 Collections on amounts receivable Total sources of cash 220 355 1$ 430 $ 420 Uses of cash $ 140 $ 95 $ 85 $ 125 $ 135 $ 115 COOO $ 85 $ $ 85 Payments of accounts payable Cash purchases Labor and administrative expenses Capital expenditures Taxes, interest, and dividends Total uses of cash OOOOO $ 85 $ 210 EA 0 $ 0 $ A A A 65 $ 65 $ 65 $ 625 69 380 $ 350 Net cash inflow $ (270) 69 (50) $ (70) Cash at start of period $ 210 XX (10) (70) A Net cash inflow (60) $ (50) S (110) S (270) (60) 210 Cash at end of period Minimum operating cash balance 62 62 6 (80) 0 0 S