816 18 Financial Statement Analysis Calculate change in net BE18-8 Vertical analysis (common size) percentages for Kochheim Company's sales income revenue, cost of goods sold, and expenses are shown below. (LO 1) 2018 2017 2016 Sales revenue 100.0% 100.0% 100.0% Cost of goods sold 60.2 62.4 63.5 Expenses 25.0 25.6 27.5 Calculate liquidity ratios. (LO2) Did Kochheim's net income as a percentage of sales increase, decrease, or remain unchanged over the 3-year period? Provide numerical support for your answer. BE18-9 Selected condensed data taken from a recent balance sheet of Heidebrecht Inc. are as follows. HEIDEBRECHT INC. Balance Sheet (partial) Cash $ 8,041,000 Short-term investments 4,947,000 Accounts receivable 12,545,000 Inventory 14,814,000 Other current assets 5,571,000 Total current assets $45,918,000 Total current liabilities $40,644,000 What are the (a) working capital, (b) current ratio, and (c) acid-test ratio