Supply the missing dollar amounts for the current year income statement of Ishita Company for each of the following independent cases. (Input all amounts as positive values.) Case A Case B Case C Case D Case E Sales revenue $ 940 $ 870 $ 610 Cost of goods sold 310 640 480 Gross margin 405 380 Selling expense 100 85 380 220 Administrative expense 130 110 130 100 Pretax income 210 220 180 Income tax expense 50 55 55 35 Net income 140 55 25