I understand that gross profit is sales revenue - costs of sales but I don't understand how to find the other boxes

E3-1 Inferring Statement of Earnings Values LO3-2 Supply the missing dollar amounts for the 2020 statement of earnings of Ultimate Style Company for each of the following independent cases: Case A Case B Case C Case D Case E Sales revenue $ 1,260 $ 1,060 $ 770 $ 1,110 Selling expense 204 134 454 304 Cost of sales 590 560 590 490 Income tax expense 120 74 130 48 Gross profit 670 620 Earnings before income tax 326 198 316 Administrative expense 240 114 190 170 Net earnings 242 68 98