Please solve it quickly, time expires in an hour from now

During 2011, equipment was sold for 156000. The equipment cost 261000 and had a book value of $154,000. Accumulated Depreciation on Equipment was $690,000 at 12/31/10 and $755,000 at 12/31/11. If the tax rate is 40% What is the depreciation expense for 2011 what is the after tax gain from selling this equipment Carlos, Inc. has sales of $8200, total assets of $2700, and a debt to equity ratio of 0.75, if its return on equity is .0.18, what is the net income what is the net income. What is the total asset turn over? What is the net profit margin