Astore, Inc. reported the following financial data for the most recent year end. Sales, $210,000; operating expenses $180,000; average operating assets, $200,000; total liabilities, $65,000. The company is considering investing in a new machine that would cost $30,000. The machine should generate an additional $21,000 in sales revenue and cost approximately $12,300 to operate. The company's minimum required rate of return is 14%. What is the return on investment (ROI) for the new machine?