What is this company's WACC if it changes its current D/E to the new D/E indicated below? Use the CAPM to estimate the operating asset's cost of capital. Assume that the firm has risk-free debt and the only market friction is taxes. Enter your answer as a percent without the % sign. Round your final answer to two decimals.

Current D/E	0.33
Current bA	1.21
New D/E	0.62
rF	4%
E[rM]	12%
tc	21%
rA
New D/(D+E)
WACC