South Coast Boards Co. is a merchandising business. the account balances for south coast boards co. as of July 1, 2010 (unless otherwise indicated), are as follows: 110 Cash $63600 112 A/R $153900 115 Merchandise Inventory $602400 116 Prepaid insurance $16800 117 Store supplies $11400 123 store equipment $469500 124 Accum. Depr. --Store equip $56700 210 A/P $96600 211 Salaries payable $- 310 capital stock $100000 311 retained earnings, Aug 1 2009 $455300 312 Dividends $135000 313 Income summary $- 410 Sales $3221100 411 Sales return and allowances $92700 412 Sales discounts $59400 510 Cost of merchandise sold $1623000 520 sales salaries expense $334800 521 advertising expense $81000 522 depreciation expense $- 523 store supplies expense $- 529 misc. selling expense $12600 530 Office salaries expense $182100 531 Rent Expense $83700 532 insurance expense $- 539 Misc. Administrative expense $7800 During July, the last month of the fiscal year, the following transactions were completed: July 1, Paid rent for July, $5000. 3, Purchased merchandise on account from Belmont Co., Terms 2/10,n/30,POB shipping point, $40000. 4, Paid freight on purchase of July 3, $600. 6, Sold merchandise on account to Modesto Co., terms 2/10,n/30, FOB shipping point, $25000. The cost of the merchandise sold was $15000. 7, Received $26500 cash from Yuba Co. on account, no discount. 10, sold merchandise for cash $80000. The cost of the merchandise sold was $50000. 13, Paid for merchandise purchased on July 3, less discount. 14, Received merchandise returned on sale of July 6, $6000. The cost of the merchandise returned was $4500. 15, Paid advertising expense for last half of July, $7500 16, received cash from sale of July 6, less return of July 14 and discount. 19, purchased merchandise for cash, $36000. 19, Paid $18000 to Blakke Co. on account, no discount 20, sold merchandise on account to Reedley Co., terms 1/10,n/30, FOB shipping point, $40000. the cost of the merchandise sold was $25000. 21, for the convenience of the customer, paid freight on sale of July 20, $1100. 21, received $17600 cash from Owen co. on account, no discount. 21, purchased merchandise on account from Nye Co., terms 1/10, n/30, FOB Destination, $20000. 24, Returned $2000 of damaged merchandise purchased on July 21, receiving credit from the seller. 26, Refunded cash on sales made for cash, $3000. The cost of the merchandise returned was $1800. 28, paid sales salaries of $22800 and office salaries of $15200. 29, purchased store supplies for cash, $2400. 30, Sold merchandise on account to Whitetail co., terms 2/10, n/30, FOB shipping point, $18750. The cost of the merchandise sold was $11250. 30, received cash from sale of July 20, less discount, plus freight paid on July 21. 31, Paid for purchase of July 21, less return of July 24 and discount. Post the journal to the general ledger, extending the month-end balances to the appropriate balance columns after all posting is completed. In this problem, you are no required to update or post to the accounts receivable and accounts payable subsidiary ledgers. Prepare and unadjusted trial balance. At the end of July, the following adjustment data were assembled. Analyze and use these data to complete (5) and (6). a) Merchandise inventory on July 31 $ 589850 b) Insurance expired during the year $ 12500 c) Store supplies on hand on July 31 $4700 d) Depreciation for the current year $18800 e) Accrued salaries on July 31: Sale salaries $4400 Office salaries $2700 ($7100) Enter the unadjusted trial balance on a 10-column end-of-period spreadsheet (work Sheet), and complete the spreadsheet. Journalize and post the adjusting entries. Prepare an adjusted trial balance Prepare an income statement, a retained earnings statement, and a balance sheet. Prepare and post the closing entries. Indicated closed accounts by inserting a line in both the Balance columns opposite the closing entry. Insert the new balance in the retained earnings account. Prepare a post-closing trial balance