Assume the following data concerning Mubadala company

The company paid taxes of $$900,000.$

The company is financing its assets by equal debt and equity amounts, the company paid $$400,000$ as interest. $$The company has $4,000,000$ shares, currently sold at $$4$ per share. $$The company paid $$600,000$ dividends last year, which is $25\%$ of its pre$-$tax $$income and its expected dividend growth is $3\%$ for ever.$$What is the WACC of Mubadala? Please answer using excel