NT Inc. is evaluating its sustainable growth rate, if future external funding is no longer available. The business has annual sales of $1,500,000, net income of $368,000. It pays $200,000 dividend annually. The company's equity is $3,000,000. Help the business to calculate its sustainable growth rate. Round your answer to 2 decimal points in a percentage.(To earn ANY credit, you MUST show all calculations and the formula!!)