4-40 CHAPTER 4 Analyzing Financial Statements 3Efficiency ratio: If Newton Manufacturers has an accounts ceivable turnover of 4.8 times and net sales of S7,812,379, what would its receivables be? 4.1 fficiency ratio: Bummel and Strand Corp. has a gross profit margin of 33.7 percent, sales of $47,112,365, and inventory of $14,595,435. What is its inventory turnover ratio? 4.5 fficiency ratio: Sorenson Inc. has sales of S3,112,489, a gross t margin of 23.1 percent, and inventory of S833,145. What are the company's inventory turnover ratio and days' sales in inventory