Question 21 15 p In 2019, Simelton Corp. had total sale of $120 million, and net profit margin of 6%. At the beginning of 2019, Simelton Corp. had a debt-to-equity ratio of 3.2, and total liabilities of $240 million. The firm distributed $1.8 million of its 2019 net income, and the rest was added to retained earnings. What is Simelton Corp. sustainable growth rate? 8.04 6.1% 7.2