please show work if possible

20.58) Last year, Kaylor Equipment had $15,900 of sales, $500 of net new equity, dividend payments of $75, an addition to retained earnings of $418, depreciation of $680, and $511 of interest expense. What are the earnings before interest and taxes at a tax rate of 21 percent? A) $589.46 B) $1,135.05 C) $1,331.54 D) $1,560.85 E) $949.46