Here are the solutions to the selected problems from Chapter 17: P17-7A: Accounts receivable, December 31, 2009 $90,000 Estimated uncollectible accounts (3% of receivables) 2,700 Net accounts receivable $87,300 Accounts receivable, December 31, 2010 $110,000 Estimated uncollectible accounts (5% of receivables) 5,500 Net accounts receivable $104,500 Increase in net accounts receivable $17,200 P17-9A: Accounts receivable, January 1 $80,000 Credit sales for January 150,000 Collections for January (120,000)