Please help me answer the questions listed below for amazon.com for 2015-2016

1.Calculate the current and prior year's degree of financial leverage for your company. What would be your current year's numberif E.B.I.T. would increase by 4%?

2.Calculate the current and prior year's earnings per common share for your company. What do these ratios tell you?

3.Calculate the current and prior year's price/earnings ratio for your company. (Hint: use the closing market price for the year in your calculation.) What do these ratios tell you?

4.Check the notes to your company's financial statements. Does your company have any disclosures on stock options, restricted stock and/or stock appreciation rights?