A firm$$s income statement included the following data. The firm$$s average tax rate was $20\%.$

Cost of goods sold $ $8,400$

Income taxes paid $ $2,400$

Administrative expenses $ $3,400$

Interest expense $ $1,400$

Depreciation $ $1,400$

What was the firm$$s net income?

What must have been the firm's revenues?

What was EBIT?