please explain step by step

QUESTION 2 (2 points) A company has generated over the last year, with the sales of all its product lines, an operating profit (EBIT) of 12,300 and a financial return (ROE) of 20%. They have had financial experises of 5,000 with a capital cost of 10% a) What is their economic profitability (ROA)? b) What type of leverage factor do they have and what should they do to improve ROE for shareholders