Chang corp. Has $375,000 of assets, and it uses only common equity capital (zero debt). Its sales for the last year were $595,000, and its net income was $25,000. Stockholders recently voted in a new management team that has promised to lower costs and get the return on equity up to 15. 0%. What profit margin would the firm need in order to achieve the 15% return on equity (roe), holding everything else constant?.