1. TYU Inc. has a profit margin of 8.3 percent and a payout ratio of 42 percent. The firm has annual sales of $386,400, current liabilities of $37,200, long-term debt of $123,800, and net working capital of $16,700, and net fixed assets of $391,500. No external equity financing is possible. What is the internal growth rate?

2. Jump Company., has annual sales of $40,934, depreciation of $3,100, interest paid of $750, cost of goods sold of $22,400, taxes of $3,084, and dividends paid of $4,060. The firm has total assets of $55,300 and total debt of $32,600. The firm wants to maintain a constant payout ratio but does not want to incur any additional external financing. What is the firm's maximum rate of growth?