Financial management | Mathematics homework help

Please give me the following answers:
1) Calculate the FCF with step by step formulas

2) Financial ratio analysis: liquidity ratios, asset management ratios, debt management ratios, profitability ratios, etc.

3) Estimated required return on the company’s stock by using the capital asset pricing model (CAPM).

4) Stock valuation. Use one of the following valuation models:

FCF valuation model with a constant growth rate on FCF.

FCF valuation model with non-constant growth 

Dividend valuation model with constantly growing dividend 

Dividend valuation model with non-constantly growing dividend