Santova Industries finances its projects with 40 percent debt, 10 percent preference share, and 50 percent ordinary share. The company can issue bonds at a yield to maturity 7.3 percent. The cost of preference share is 8.3 percent. The company's ordinary share currently sells for R24 a share. The company's dividend is currently R2.15 a share and is expected to grow at a constant rate of 5 percent per year. Assume the flotation cost on debt and preference share is zero, and no new share will be issued. The company's tax rate is 28 percent Required: % a. Calculate the cost of ordinary share. b. Calculate after-tax cost of debt. C. Calculate the company's weighted average cost of capital (WACC). % %