Adjusted WACC. Clark Explorers, Inc., an engineering firm, has the following capital structure: Using market value and book value (separately, of course), find the adjusted WACC for Clark Explorers at the following tax rates: a. 40% b. 30% c. 15% d. 10% a. What is the market value adjusted WACC for Clark Explorers at a tax rate of 40% ? % (Round to two decimal places.) Data table Click on the Icon 1 in order to copy its content into a spreadsheet