Answer:
total market value = $800,000
WACC= 7.5%
Explanation:
stockholders' equity = $60 x 10,000 = $600,000
total market value = total stockholders' equity + long term liabilities = $600,000 + $200,000 = $800,000
weighted average cost of capital (WACC) = ($600,000/$800,000 x 0.088) + [$200,000/$800,000 x 6% x (1 - 40%)] = 0.066 + 0.009 = 0.075 = 7.5%