Sheryl's Shingles had sales of $10,000 in 2011. The cost of sales was $6,500, general and adminstrative expenses were $1,000, and interest expense was $500. Net working capital increased $200 and capital expenditures were $900. Total depreciation expense included in the costs was $1,000. The firm's tax rate is 35%.

a) What are earnings before interest and taxes?

b) What is net earnings?

c) What is cash flow from operating activities if you start with net earnings? What if you start with profit before tax?

d) What is cash flow from assets?