Here are the abbreviated financial statements for Planners Peanuts:

INCOME STATEMENT, 2019
Sales	$ 3,100
Cost	2,300
Net income	$ 800

BALANCE SHEET, YEAR-END
	2018	2019		2018	2019
Assets	$ 3,500	$ 4,000	Debt	$ 853	$ 1,000
			Equity	2,647	3,000
Total	$ 3,500	$ 4,000	Total	$ 3,500	$ 4,000

Assume the payout ratio is 50%.

A: Calculate the internal growth rate where no external debt or equity is to be issued. (Note: Do not round intermediate calculations. Enter your answer as a whole percent.)

B. Calculate the sustainable growth rate where the firm maintains a fixed debt ratio but issues no equity. (Note: Do not round intermediate calculations. Enter your answer as a whole percent.)