Mr. Williams, the owner of Williams Produce, wants to maintain control over accounts receivable. He understands that days' sales in receivables and accounts receivable turnover will give a good indication of how well receivables are being managed. Williams Produce does 60% of its business during June, July, and August. Mr. Williams provided the following pertinent data: For Year Ended For Year Ended July. December 31, 2011 31, 2011 Net sales $800,000 $790,000 Receivables, less allowance for doubtful accounts Beginning of period (allowance January 50,000 89,000 1, $3,000; August 1, $4,000) End of period (allowance December 31, $3,500; July 31, 55,400 90,150 $4,100) Required: A. Compute the days' sales in receivables for July 31, 2011, and December 31, 2011, based on the accompanying data