For the most recent year, a company's total market value was $5.22 million and its market value of equity was $2.70 million. The company's statutory tax rate was 22.00%, its average pretax borrowing rate was 4.70%, and its estimated beta was 1.25. Assume a risk-free rate of 2.50% and market risk premium of 4.40%. Use this information to answer the following questions. Estimate the cost of debt capital. Estimate the cost of equity capital. Estimate the weighted average cost of capital