Bentley Inc. has net income of $23,800, and an operating income of $70,000. The average accounts receivable days are currently 36.5 (days). Total assets are $250,000, total accounts receivables are $50,000, and the debt-equity ratio is 1.Note: Please make sure your final answers are accurate to 2 decimal places and your answers for parts (a) and (c) are in percentage form. (For example: 34.56%)

a) What is Bentley Inc.'s operating margin?

b) What is Bentley Inc.'s total asset turnover?

c) What is Bentley Inc.'s return on equity? Use the method of DuPont analysis