It is an practice question. Please help me to understand this

Help Sav Assume the following data for Interactive Technology and Silicon Software. Interactive Technology Net income (IT) Silicon $ 32, 400 Software (S5) Sales 377,000 $ 127 , 090 Total assets 408, 000 2, 830, 090 Total debt 195, 000 925, 090 Shareholders' equity 547,000 213, 000 378,000 a-1. Compute return on shareholders' equity. (Do not round intermediate calculations. Round the final answers to 2 decimal places Return on Shareholders' equity Interactive Technology (IT) Silicon Software (SS) a-2. Not available in connect. b. Compute the following ratios for both firms (Round the final answers to 2 decimal places.) Interactive Silicon Technology ( IT) Software (SS Net income / Sales % Net income / Total assets Sales / Total assets Debt / Total assets