E12.11 Calculate selected ratios. LO4 Selected comparative statement data for Cyber Ltd are presented here. 2020 2019 Net sales $950 000 5830 000 Cost of sales 534 000 390 000 Finance cost 8 700 6 300 Profit 164 000 142 000 Accounts receivable (30 June) 56 000 52 000 Inventory (30 June) 35 000 41 000 Total assets (30 June) 710 000 670 000 Ordinary shareholders' equity (30 June) 610 000 580 000 Cash provided by operating activities 95 000 78 000 Required a. Profit margin. b. Asset turnover. c. Return on assets. d. Return on ordinary shareholders' equity