please I need help

a. which affiliate has the highest return on sales? b. which affiliate has the lowest return on assets? c. which affiliate has the highest total asset turnover? d. which affiliate has the highest return on stockholders equity ? e. which affiliate has the highest debt ratio? (assets minus stockholders equity equals dept) f. returning to question b. explain why the software affiliate has the highest return on total assets g. returning to question d. explain why the personal computer affiliate has a higher return on stockholders equity than the foreign operations affiliate even though it has a lower return on total assets

Memo No Date OMeni lecholoy Holding Company has The Pollol Persona gl Compurers yo.ooo.dda100,000,000 025 0r00 Sop-wate Sales Assets- 500000 shockholdeays eqaly 4.000.020 l. 0 000 00o ore lgn etatlow 0b0.000 50-00000