7) Ruiz Events has net income of $3,450 and total equity of $8,600. The debt-equity ratio is 60 and the payout ratio is 30 percent. What is the internal growth rate? 8) Campos Restaurant Supply has a return on assets of 9 percent, a return on equity of 11.3 percent, and a payout ratio of 22 percent. What is its internal growth rate? 9) Ramba Trampolines has a net profit margin of 7.5 percent, a capital intensity ratio of .8 , a debt-equity ratio of .6 , net income of $31,000, and dividends paid of $15,810. What is the sustainable rate of growth? 10) What is the sustainable growth rate for a firm with a total asset turnover of 1.46 percent, a net profit margin of 8 percent, an equity multiplier of 1.2 , and a dividend payout ratio of 32 percent