please solve in excel and show the formulas

\begin{tabular}{|c|c|c|} \hline 1 & \multicolumn{2}{|l|}{ Given } \\ \hline 2 & Debt Ratio (current) & 30.00% \\ \hline 3 & Equity Ratio (current) & 70.00% \\ \hline 4 & Cost of Debt & 6.00% \\ \hline 5 & Market Risk Premium & 5.25% \\ \hline 6 & Equity Beta & 1.20% \\ \hline 7 & Debt Beta & 0.29 \\ \hline 8 & Risk Free Rate & 4.50% \\ \hline 9 & Corporate Tax Rate & 35.00% \\ \hline 10 & & \\ \hline 11 & \multicolumn{2}{|l|}{ Solution } \\ \hline 12 & a. Cost of Equity & \\ \hline 13 & b. WACC & \\ \hline 14 & c. & \\ \hline 15 & Unlvered beta & \\ \hline 16 & 5 Debt to Equity Ratio & \\ \hline 17 & 7 Debt to Equity Beta & \\ \hline 18 & 8 Cost of Equity & \\ \hline 19 & 9 Debt to Ratio & 40% \\ \hline 20 & 0 Equity Ratio & \\ \hline 21 & 1 Revised WACC & \\ \hline 22 & 2 & \\ \hline \end{tabular}