Adjusted WACC. Clark Explorers, Inc, an engineering firm, has the following capital structure: Using market value and bock value (separately, of course), find the Bdjusted WACC for Clark Explorers at the following tnx rates: a. 40% b. 25% c. 15% d. 10% a. What is the market value adjusted WACC for Chark Explorers at a tax rate of 40% ? (Round to two decimal places.) Data table