can you answer this please? with explanation

The following case study is associated with more than one question The following table provides financial information for four companies. For the purpose of the following questions, you can assume that the business, or project risk of each company's earnings before interest and taxes (EBIT) is identical. You can also assume that the market value of the company's interest bearing liabilities is the same as the book value, and that investors and the company can both borrow and lend at the risk free rate of interest. Tamma Tupper Tarle Tease Tube Tanner 640 950 860 ED 640 Income Statement Earnings before interest and tax (EBIT) Interest expense Tax Earnings after tax Dividend paid Retained Earnings Balance Sheet Total Assets Total Interest Bearing Liabilities Shareholders Funds E640 E150 EO E490 E490 EO 840 EO 2 640 640 EO E793 E150 2 490 490 ED EO E950 E500 E450 EO E860 750 E110 E640 ED 10,000 10,000 10,000 10,000 10,000 10,000 7,500 7,500 10,000 E2.500 10,000 2,500 10,000 10,000 20,000 5.000 Number of shares in Issue Corporate tax rate Risk free rate of interest Equity Market Risk Premium Equity Market Beta Expected earnings growth rate 2.00% 5 50% 0.80 0.00% 5,000 0 2.00% 5.50% ? 0.00% 20,000 25% 2.00% 5.50% 0.80 O.OON 25% 2.00% 5.SOX 3.20 0.00% 20,000 ED 2.00% 5.50% 1.20 4.SON 20,000 EO 2.00% 5.50% 1.20 1.10% REQUIRED: What is the weighted average cost of Capital (WACC) for Tupper