the following account balances come from the records of ourso company: beginning balance ending balance accounts receivable $ 2,699 $ 3,811 allowance for doubtful accounts 140 166 during the accounting period, ourso recorded $11,000 of sales revenue on account. the company also wrote off a $157 account receivable. required determine the amount of cash collected from receivables. determine the amount of uncollectible accounts expense recognized during the period.