Your company's most recent income statement and balance sheet are given below:

Income statement ($ million)			Balance sheet ($ million)
Sales	23		Current assets	14		Debt	21
Costs	18.4		Fixed assets	56		Equity	49
Net income	4.6		Total assets	70		Total	70

Sales, assets and costs are expected to grow by the same rate next year. The company is expected to pay NO dividends next year.

Part 1

What is the internal growth rate? What is the sustainable growth rate?