I'm very confused about how to find these values. I would really like some explanations on how the values are found.

The budget committee of Thumbtack Office Supply has assembled the following data. As the business manager, you must prepare the budgeted income statements for May and June. (Click the icon to view the information to prepare the budget.) Before completing the budgeted income statements, compute the budgeted cost of goods sold for May and June. (Round your answers to the nearest whole dollar.) May June Purchases s 24,200 $ 24,684 Beginning inventory 21,520 21,810 Cost of goods available for sale 45,720 46,494 Ending inventory (21,810) (29,500) ) Data Table Cost of goods sold 23,910 S 16.994 Now complete the budgeted income statements for May and June. (Round your answers to the nearest Thumbtack Office Supply Budgeted Income Statements May and June a. Sales in April were $44,000. You forecast that monthly sales will increase 10% in May and 2% in June. b. Thumbtack Office Supply maintains inventory of $7,000 plus 30% of the sales revenues budgeted for the following month. Monthly purchases average 50% of sales revenue in that same month. Actual inventory on April 30 is $21.520. Sales budgeted for July are $75,000. c. Monthly salaries amount to $6,000. Sales commissions equal 12% of sales for that month. Combine salaries and commissions into a single figure. d. Other monthly expenses are as follows: May June Rent expense ............$2,200, paid as incurred Depreciation expense $500 Insurance expense. $100, expiration of prepaid amount Income tax 20% of operating income Sales revenue Cost of goods sold Gross profit Operating expenses: Salaries and commission expense Rent expense Depreciation expense Insurance expense Operating income Income tax expense Net income (loss) Print Done