On January 1, 2021, the general ledger of Big Blast Fireworks includes the following account balances: The $32,000 beginning balance of inventory consists of 320 units, each costing $100. During January 2021, Big Blast Fireworks had the following inventory transactions: January 3 purchase 1,100 units for $117,700 on account (\$107 each). January 8 purchase 1,200 unita for $134,400 on account (\$112 each). January 12 Purchase 1,300 units for $152,100 on account (\$117 each). January 15 Return 110 of the units purchased on January 12 because of defects. January 19 Se11 3,700 units on account for $555,000. The cont of the units sold is determined using a Fifo perpetual inventory system. January 22 Recelve $533,000 from custonera on accounts receivable. January 24 Pay $363,000 to inventory suppliers on accounts payable. January 27 Write off accounts receivable as uncollectible, $2,700. January 31 Pay cash for salaries during January, $116,000. The following information is available on January 31, 2021